All 547 actors in both ER and Grey's Anatomy
547 actors have appeared in both ER and Grey's Anatomy, across 798 episodes. The most-credited is Jason George, Ethan Mackiner in ER and Dr. Ben Warren in Grey's Anatomy.
| Actor | In ER | In Grey's Anatomy | Eps | Eps |
|---|---|---|---|---|
| Jason George | Ethan Mackiner | Dr. Ben Warren | 2 | 90 |
| Ellen Crawford | Nurse Lydia Wright, Woodward | Carrie Reisler | 114 | 1 |
| Jeffrey Dean Morgan | Firefighter Lorcan | Denny Duquette | 1 | 20 |
| Kathleen Wilhoite | Chloe Lewis | Leslie Goldman | 19 | 1 |
| Michael Beach | Al Boulet | Mr. Baker | 19 | 1 |
| Teresa Huang | Vivian | Nurse Ruth | 1 | 19 |
| Jeff Perry | Officer Mitch Palnick | Thatcher Grey | 1 | 15 |
| Sara Gilbert | Dr. Jane Figler | Kim Allen | 15 | 1 |
| Kim Raver | Kim Zambrano | Dr. Teddy Altman | 1 | 14 |
| Lisa Vidal | Fire Lieutenant Sandy Lopez | Dr. Alma Ortiz | 12 | 3 |
| Robin Pearson Rose | Lois | Patricia Murphy | 1 | 14 |
| Jessica Capshaw | Sally McKenna | Dr. Arizona Robbins | 1 | 13 |
| Sharif Atkins | Dr. Michael Gallant | Josh Greene | 12 | 1 |
| Gloria Garayua | Gloria Ortiz | Dr. Graciella Guzman | 1 | 24 |
| Amy Madigan | Mary Taggart | Dr. Katharine Wyatt | 2 | 9 |
| Sumalee Montano | Duvata Mahal | Lena McCallister | 10 | 1 |
| Cress Williams | Officer Reggie Moore | Tucker Jones | 14 | 7 |
| Justina Machado | Officer Claudia Diaz, Ms. Cruz | Anna Nyles | 9 | 1 |
| Amy Aquino | Dr. Janet Coburn | Marianne Grandy | 26 | 1 |
| Bresha Webb | Dr. Laverne St. John | Teresa Morris | 10 | 6 |
| Debra Mooney | Leila Morgan, Barbara Feingold | Evelyn Hunt | 3 | 13 |
| Hallee Hirsh | Rachel Greene | Claire | 14 | 2 |
| Mary McDonnell | Eleanor Carter | Dr. Virginia Dixon | 5 | 3 |
| Rebecca Field | Psych Woman | Sabine McNeil | 1 | 7 |
| J.P. Manoux | Dr. Dustin Crenshaw, Mime | Danny Nelstadt | 24 | 1 |
| Keith David | Pastor Watkins | Lloyd Mackie | 5 | 1 |
| Michelle C. Bonilla | Paramedic Christine Harms | Dr. Elena Chavez | 58 | 1 |
| Amrapali Ambegaokar | Clerk | Dr. Dani Mandvi | 1 | 19 |
| Glenne Headly | Dr. Abby Keaton | Elizabeth Archer | 9 | 1 |
| Mare Winningham | Dr. Amanda Lee | Susan Grey | 4 | 6 |
| Mitch Pileggi | Terry Waters | Larry Jennings | 1 | 9 |
| Gil McKinney | Dr. Paul Grady | Chris | 23 | 1 |
| Bruce Weitz | Alderman John Bright | Mr. Edward Levangie | 3 | 1 |
| J.D. Cullum | Munchausen Patient | Lloyd, Representative | 1 | 3 |
| Sam Anderson | Dr. Jack Kayson | Michael Whitman | 19 | 1 |
| Kathleen M. Darcy | Judy | Anesthesiologist | 1 | 10 |
| Shi Ne Nielson | Med Student Sheila | Paramedic | 4 | 7 |
| Erica Gimpel | Adele Newman | Bethany Anderson | 19 | 1 |
| Jenny O'Hara | Nurse Rhonda Sterling | Mrs. Shelton | 2 | 1 |
| Jonathan Scarfe | Chase Carter | Hank | 8 | 1 |
| Ron Perkins | Mr. Elmore | Roy Henley | 1 | 2 |
| Paul Dooley | Henry Lewis | Dr. Walter Tapley | 4 | 1 |
| Anne Dudek | Paula Gamble | Elise Castor | 1 | 1 |
| David Denman | Jeremy Willis / "Angel" | Rick Jacobs | 1 | 1 |
| James Le Gros | Dr. Max Rocher | Jerry | 3 | 1 |
| Julie Dretzin | Shelly | Carmen Hall | 1 | 1 |
| Martha Plimpton | Meg Corwin | Pam Michaelson | 4 | 2 |
| Steven Culp | Dave Spencer, Dr. Charles Cameron | Dr. Parker | 5 | 4 |
| Tim Griffin | Captain John Evans | Ronny O'Malley | 2 | 5 |
| Anjul Nigam | Ghandar | Dr. Raj Sen | 1 | 4 |
| Marla Gibbs | Cherise Barnes | Joyce Ward | 1 | 4 |
| Valerie Mahaffey | Joi Abbott | Donna Kaufman | 4 | 1 |
| Scott Michael Campbell | EMT Reilly Brown | Mr. Hubble | 7 | 1 |
| Bonnie Bartlett | Ruth Greene | Rosemary Bullard | 2 | 1 |
| Brigid Brannagh | Jamie Hendricks | Veronica Kays | 1 | 2 |
| Carl Lumbly | Dr. Graham Baker | Kurt Walling | 2 | 1 |
| Cindy Drummond | Louise | Gwendolyn Yates, Louis' Wife | 1 | 2 |
| Ernie Hudson | Colonel James Gallant | Dr. Brad McDougall | 2 | 1 |
| Hal Holbrook | Walter Perkins | Dr. Lewis Clatch | 2 | 1 |
| L. Scott Caldwell | Dr. Rabb | Allison Cobb | 2 | 1 |
| Ed Lauter | Fire Captain Dannaker | Timothy Miller | 6 | 1 |
| Roma Maffia | Ms. Prager | Roberta Thompson | 3 | 4 |
| Aida Turturro | Sheryl Hawkins | Lynne Gagliano | 3 | 1 |
| Brent Jennings | Nat | Charles Redford | 3 | 1 |
| Clea DuVall | Katie Reed | Jennifer Robinson | 2 | 2 |
| Michael Weston | Rafe Hendricks | Quinn Durston | 2 | 2 |
| Nick D'Agosto | Andy | Dr. Graham Madden | 2 | 2 |
| Phil Abrams | Rodney | Dr. Jim Nelson | 1 | 3 |
| Tom Irwin | Gabriel Milner | Officer Hancock | 1 | 3 |
| Troy Winbush | Uniform Cop | Darren Riley | 1 | 3 |
| China Jesusita Shavers | Olivia Evans | Ms. Baner | 7 | 2 |
| Dennis Boutsikaris | Dr. David Kotlowitz | Don Taylor | 4 | 1 |
| Harrison Page | Stan | Daniel Cobb | 4 | 1 |
| Jack Yang | Bevan Wong | Walter | 1 | 4 |
| Maile Flanagan | Tina Martinelli | Tech | 1 | 4 |
| Jillian Bach | Med Student Penny Nicholson | Gretchen | 5 | 1 |
| Michael Patrick McGill | Detective Ed Bernstein, Security #1, Officer Jeffries | Bob Corson | 6 | 1 |
| Dahlia Salem | Dr. Jessica Albright | Jan Taylor | 7 | 1 |
| Ariel Felix | Student #14 | Anesthesiologist, C.T. Booth Tech, Intern #1 | 1 | 7 |
| Cathy Lind Hayes | Elaine Gasner | Nurse Debbie | 1 | 6 |
| Cleo King | Mrs. Davies | Robin | 1 | 3 |
| Connie Ray | Glenda | Karen Kepner | 1 | 2 |
| Cullen Douglas | Marvin | Dr. Bob Richardson, Mr. Arnold | 1 | 2 |
| Dave Shalansky | Mr. Saltzman | Jeremy | 1 | 2 |
| Dohn Norwood | MP, Mr. Persky | Lou | 2 | 1 |
| Eric Lange | Rod Stillman | Steven Tanner | 1 | 1 |
| Frances Conroy | Becky Riley | Eleanor | 2 | 1 |
| James Earl | Elgin Gibbs | Evan | 4 | 1 |
| Jane Galloway Heitz | Pearl Gellin | Annie's Mother | 1 | 1 |
| John Prosky | Mr. Brooks | Mr. Singleton | 4 | 1 |
| John Siciliano | Tobias | Jeff | 2 | 1 |
| Joseph Sikora | Riley | Shane Herman | 1 | 1 |
| K Callan | Kelly Robinson | Janis | 1 | 1 |
| Larry Sullivan | Martin Pryor | David Young | 1 | 1 |
| Liza Lapira | Christine | Noel Lavatte | 2 | 1 |
| Lois Smith | Gracie | Mrs. Dickinson | 4 | 1 |
| McNally Sagal | Madeline | Kari Donnelly | 1 | 5 |
| Michael Hyatt | Yvonne Devilliere | Mariann Davidson | 1 | 1 |
| Michael O'Neill | Col. Ken Kilner | Gary Clark | 1 | 4 |
| Rance Howard | Dr. Oliver Kostin | Martin Carroll | 1 | 1 |
| Robert Wisdom | Dr. Hammond | Mr. Hamilton | 1 | 1 |
| Rocky Carroll | Mr. Walker | James | 1 | 1 |
| Rusty Schwimmer | Grollman | Patricia Phillips | 1 | 1 |
| Scott Haven | P.K. Palmer IV | Randy Begler | 1 | 1 |
| Shannon Lucio | Johanna Lambright | Amanda | 1 | 3 |
| Veronica Cartwright | Norma Houston | Lydia Ashford | 2 | 2 |
| Martin Yu | Jimmy | Anesthesiologist, Resident, CT Tech | 1 | 6 |
| Carissa Kosta | Dr. Jill Connelly, Kendra | Nurse | 2 | 3 |
| Valeri Ross | McGillis | Lois | 4 | 1 |
| Liza Weil | Samantha Sobriki | Alison Clark | 3 | 1 |
| Alex Alexander | Betty, Carol Weddington | Annie Connors | 2 | 1 |
| Dan Martin | Lieutenant | Scott Hill | 1 | 2 |
| Dean Norris | Bomb Specialist Clark | Vince | 1 | 2 |
| François Chau | Neuro Resident | Mr. Chue | 2 | 1 |
| Heather Matarazzo | Alyssa Gunther | Joan Waring | 1 | 2 |
| John Walcutt | Cancer Specialist | Paul Cotler | 2 | 1 |
| Jurnee Smollett | Romy | Beth Monroe | 1 | 2 |
| Kristy Munden | TV Anchor | Trauma Nurse | 1 | 2 |
| Mae Whitman | Heather | Heather Douglas | 1 | 2 |
| Merrin Dungey | Daphina | Dr. Naomi Bennett | 1 | 2 |
| Michael Rady | Brian Moretti | Mike Shelley | 2 | 1 |
| Robert Picardo | Abraham Zimble | Mr. Nelligan | 1 | 2 |
| Tracy Vilar | Doris | Becca McMurdo | 2 | 1 |
| Angela Paton | Mrs. Ransom | Martha Elkin | 1 | 1 |
| Ariela Barer | Jasmine Escalante | Paula | 1 | 1 |
| Arye Gross | Kevin | Adam Morris | 1 | 1 |
| Christopher Michael | Security Officer | Ray | 5 | 1 |
| Currie Graham | James | Greg | 1 | 1 |
| Dwayne L. Barnes | Officer Pinter | Conner Squire | 1 | 1 |
| Emily Kuroda | Dottie | Kendall Sully | 1 | 1 |
| Eric Ladin | Pvt. Thomas Perry | Victor Brown | 1 | 1 |
| Frances Fisher | Helen Kingsley | Betty Johnson | 1 | 1 |
| Hayley McFarland | Candice | Rory Williams | 1 | 1 |
| Jamie Chung | Jin Kim | Trina Paiz | 1 | 1 |
| Jim Ortlieb | Cook | Jack O'Brien | 1 | 1 |
| Joan McMurtrey | Birdwatcher | Zoey Glass | 1 | 1 |
| June Squibb | Social Security Daughter | Dr. Elsie Clatch | 1 | 1 |
| Kate Miner | Marcia | Mindy Wallace | 1 | 1 |
| Keke Palmer | Janell Parkerson | Sheryll Jeffries | 1 | 1 |
| Kevin Carroll | Clerk | Greg James | 1 | 1 |
| Lauren Bowles | Hannah | Alice Franklin | 1 | 1 |
| Lorraine Toussaint | Yolanda | Dr. Helen Fincher | 1 | 1 |
| Marilu Henner | Linda | Mrs. Moser | 1 | 1 |
| Matt Doherty | Eli Emerson | Carter | 1 | 1 |
| Patrick Fischler | Chamber Tech | Jake Steiner | 1 | 1 |
| Paul Adelstein | Hank Loman, Paul | Dr. Cooper Freedman | 2 | 2 |
| Randee Heller | Mrs. Goldberg | Joanne | 1 | 1 |
| Robin Weigert | Nicole | Karen Lawrence | 1 | 1 |
| Stephanie Faracy | Angie | Mrs. Sullivan | 1 | 1 |
| Wallace Langham | Dr. Melvoin | Dr. Steve Corridan | 1 | 1 |
| Wendy Gazelle | Julie Hembree | Julie Phillips | 1 | 1 |
| Yvette Cruise | Carmen | Nurse | 1 | 4 |
| George Gerdes | Jim Riley | Norman Sholman | 2 | 1 |
| Gina Hecht | Radiology Tech | Mrs. Sutton | 2 | 1 |
| Jillian Armenante | Tamara Gordon | Mindy Carlson | 1 | 2 |
| Joanie Fox | Waitress #1 | Sara's Mom | 5 | 1 |
| John Cothran, Jr. | Dennis Gant, Sr. | Ken Monroe | 1 | 2 |
| Julia Ling | Med Student Mae Lee Park, Michelle | Emma | 5 | 1 |
| Linara Washington | Rena Carlson, Young Woman on Train | Gretchen McKay | 2 | 1 |
| LisaGay Hamilton | Nadine Hopkins | Dr. Connie Ryan | 1 | 2 |
| Paul Perri | Monty | Rick's Friend | 1 | 2 |
| Rebecca Hazlewood | Jaspreet | Dr. Mara Keaton | 2 | 1 |
| Sunil Malhotra | Lloyd | Sanjay Roy | 1 | 2 |
| Eric Payne | Billy Wilder, Cop, Officer Beechum | Dan Pollock | 8 | 1 |
| Raphael Sbarge | Mr. Kirkendall | Paul | 2 | 2 |
| Rob Narita | Miyamoto | Anesthesiologist | 1 | 3 |
| Adina Porter | Mrs. Hopkins | Dr. Ramsey | 1 | 1 |
| Alan Blumenfeld | Rob Savage | Shawn Sullivan | 1 | 1 |
| Alyson Reed | Ginny | Anna From HR | 1 | 1 |
| Amanda Foreman | Missy Voltaire | Nora | 1 | 1 |
| Amy Stewart | Linsey Cordova | Diane Early | 2 | 1 |
| Becky O'Donohue | Sophia | Jenna | 1 | 1 |
| Bellamy Young | Grace | Kathy | 1 | 2 |
| Bubba Lewis | Dennis | Kendrick Nystrom | 1 | 1 |
| Chris Conner | Mr. Reinhart | Mr. Nyles | 1 | 1 |
| Christian Clemenson | Dr. Kurtag | Ivan Fink | 1 | 1 |
| Crista Flanagan | Pam | Andrea | 1 | 1 |
| Deborah Strang | Mrs. Drane | Ellie Ratigan | 1 | 1 |
| Emy Coligado | Student #6 | Janelle Duco | 1 | 1 |
| Eve Brenner | Wilma | Enid | 1 | 1 |
| Glenn Morshower | Rick Decoyte | Walter | 1 | 1 |
| Gregg Daniel | Mr. Powell | Paul James | 1 | 1 |
| Jake Abel | Dylan | Tyler Moser | 1 | 1 |
| Jessica Tuck | Dr. Hemmings | Shannon's Mom | 1 | 1 |
| José Zúñiga | Eduardo Lopez | Anthony Meloy | 2 | 1 |
| Julie Carmen | Mrs. Lafferty | Sarah Martinez | 1 | 1 |
| Kari Coleman | Mona | Mother | 1 | 1 |
| Kathe Mazur | Kate Nelson | Mrs. Epstein | 1 | 1 |
| Kathryn Joosten | Lois | Mrs. Drake | 1 | 1 |
| Kelly Wolf | Mrs. Norris | Carly Height | 1 | 2 |
| Lisa Waltz | Mrs. Wimbur | Margot Billings | 1 | 1 |
| Mandy June Turpin | Viv Rafferty | Karla | 1 | 1 |
| Marlene Forte | Mrs. Gonzalez | Carmen Delgado | 1 | 2 |
| Megan Gallagher | Kathy Snyder | Mrs. Oldroyd | 2 | 1 |
| Miguel Sandoval | Mr. Perez | Hank, Pruitt Herrera | 1 | 2 |
| Molly Hagan | Meredith Smart | Jackie | 1 | 1 |
| Nancy Linari | Elizabeth Puro | Sophie's Daughter | 1 | 1 |
| Page Leong | Gloria, Erin | Dr. Cynthia Cu | 3 | 1 |
| Patti Yasutake | Kito | Mrs. Verma | 1 | 1 |
| Paula Newsome | Rehab Receptionist Margaret | Mrs. Sturgeon | 1 | 1 |
| Rachel Boston | Beth Ackerman | Rachel | 1 | 1 |
| Romy Rosemont | Joanne Bairos | Lea Seibert | 1 | 1 |
| Saige Thompson | Amanda Ramsey | Lindsay Herman | 1 | 1 |
| Samaire Armstrong | Tasha | Claire Nolan | 1 | 1 |
| Shohreh Aghdashloo | Riza Kardatay | Dr. Helen Crawford | 1 | 1 |
| Stephen Spinella | Henry Lotery | Malar Pascowitz | 1 | 1 |
| T'Shawn Barett, Jr. | Yates | Jon | 1 | 2 |
| Taylor Nichols | Mr. Adams | Rick Humphrey | 1 | 1 |
| Tom Amandes | David Gardner | Charlie Waller | 1 | 1 |
| Wayne Wilderson | Dr. Claypool | Bill Adams | 1 | 1 |
| Alison La Placa | Female Lawyer | Mrs. Nolston | 1 | 2 |
| Jeff Doucette | Larkowski | Warren Sterman | 1 | 2 |
| Lawrence Mandley | Jackson, Maintenance Man | Chester Jones | 2 | 1 |
| Masam Holden | Teller | Reilly Nash | 2 | 1 |
| Roxanne Hart | Mrs. Kottmeier | Dana Seabury | 2 | 1 |
| Shoshannah Stern | Rosemary | Dr. Lauren Riley | 1 | 2 |
| Wayne Lopez | Benitez | Paramedic #2 | 1 | 4 |
| Barry Shabaka Henley | Detective | Mr. Patterson | 1 | 1 |
| Billy Mayo | Detective Brannigan, Sheriff | Rick | 2 | 2 |
| Brent Briscoe | Eli Ebee | Henry Lamott | 1 | 1 |
| Carol Locatell | Landlady | Mai | 1 | 1 |
| Colleen Flynn | Jodi O'Brien | Nancy Mercer | 1 | 1 |
| David DeLuise | Brad Anderson | Charlie Connor | 1 | 1 |
| Drew Powell | Dennis Voltaire | Carl Shatler | 1 | 1 |
| Elaine Kagan | Mrs. Shearer | Mrs. Kimberley Griswold | 1 | 1 |
| Elden Henson | Fingerless Guy | Matt Smithson | 1 | 1 |
| Erika Alexander | Vatima Abika | Johanna McKay | 1 | 1 |
| Eve Gordon | Mrs. Nugent | Mary Chapman | 1 | 1 |
| F.J. Rio | Miguel Rivas | Jorge Cruz | 1 | 1 |
| Geoffrey Rivas | Haven | Stu Vargas | 1 | 1 |
| Jeffrey D. Sams | Dr. Dorsey Watson | Andre | 1 | 1 |
| Jennifer Rhodes | Mrs. Henry | Jean Dominy | 1 | 1 |
| Jon Curry | Karl | Fred Fisher | 1 | 1 |
| Judyann Elder | Debra Graham | Angelica Paulson | 1 | 1 |
| Kate McNeil | Mrs. Pendry | Tess's Mother | 1 | 1 |
| Katherine LaNasa | Janet Wilco | Kalpana Vera | 1 | 1 |
| Kathleen Mary Carthy | Nurse Blake | Mrs. Miller | 1 | 1 |
| Kay Panabaker | Melissa Rue | Emma Anderson | 1 | 1 |
| Kerri Higuchi | Student #2 | Dr. Elizabeth Chen, Pediatrics Intern | 1 | 3 |
| Klea Scott | Joanne | Dr. Dominique Eldredge | 1 | 1 |
| Lance Barber | Howard | Phil | 1 | 1 |
| Lesley Fera | Helen Kolber | Ann | 1 | 1 |
| Mark Moses | Mr. Marks | Dr. Larry Maxwell | 1 | 1 |
| Maz Jobrani | Henry Aquino | Dakhir Hamed | 1 | 1 |
| Michael McGrady | Fire Captain Davis | Stanley Singer | 1 | 1 |
| Mimi Kennedy | Sgt. O'Malley | Verna Bradley | 1 | 1 |
| Missy Yager | Nicole Woodman | Terri | 1 | 1 |
| Paul Eiding | Kaminski | Stan | 1 | 1 |
| Rebecca Metz | Waitress | Brenda Lawson | 1 | 1 |
| Sam McMurray | Mike Landry | Gus Moser | 1 | 1 |
| Suzanne Cryer | Toni Stillman | Caroline Klein | 1 | 1 |
| Vanessa Martinez | Tiffany James | Gretchen Price | 1 | 1 |
| Ann Ryerson | Hillary Lerner, Oncology Doctor | Dr. Margaret Goodwin | 2 | 1 |
| Bruce Beatty | Howard | Jerry Hoffman | 1 | 2 |
| Charles Duckworth | Mikey | Brian | 1 | 2 |
| Cynthia Ettinger | Linda Pryor, Mrs. Powell | Jana | 2 | 1 |
| James DuMont | Clemens | Sheldon Morris | 1 | 2 |
| Jasmine Di Angelo | Jamila | Kelley Hanson | 2 | 1 |
| Judith Hoag | Mrs. Brenner | Rhada Douglas | 1 | 2 |
| Rigo Sanchez | Vega | Stan the Paramedic | 1 | 2 |
| Walter Wong | MRI Tech | Echo Tech | 1 | 2 |
| Wesley Thompson | Fritz | Therapist | 2 | 1 |
| Freda Foh Shen | Audiologist | Missy Grant | 3 | 1 |
| Sandy Martin | Mrs. Zarian, Sister Helen | Sally | 2 | 2 |
| Angelo Tiffe | Mr. Klingman, Tom Putnam | Trey Boyd | 2 | 1 |
| Anne-Marie Johnson | Sickle Cell Patient | Judge Madeline Kane | 1 | 1 |
| Annie Fitzgerald | Devin Paxon | Kathy Nelson | 1 | 1 |
| Art Chudabala | Greg | Jerry Adams | 1 | 1 |
| Betty Murphy | Nancy | Lulu | 1 | 1 |
| Camille Winbush | Tisha | Camille Travis | 1 | 1 |
| Caryn West | Mrs. Bender | Maura Brooks | 1 | 2 |
| Cheryl White | Meryl Sites | Lynn Connors | 1 | 1 |
| Clare Carey | Shauna | Nikki Gibson | 1 | 1 |
| Eddie Jemison | Lysander Martin | Stan Grossberg | 1 | 2 |
| George Anthony Bell | Second Reporter | Judge | 1 | 1 |
| Gina Gallego | Instructor | Lucia Torres | 1 | 1 |
| Holmes Osborne | Dr. Sayers | Dr. Kenzie | 1 | 1 |
| Irene Choi | Jung Koo | Ashley | 1 | 1 |
| Isabella Hofmann | AIDS Clinic Doctor | Irene Waller | 1 | 1 |
| James McCauley | Dan Shore | Jeremy Weaver | 1 | 1 |
| Janet Rotblatt | Lauretta Wienbach | Esme Sorento | 1 | 1 |
| Jayden Lund | Workman #2 | Hulking Patient | 1 | 1 |
| Jesse Head | Grinder Guy, Tommy Stevens | Will | 2 | 1 |
| John Posey | Mr. Ramsey | Aurelio Wheeler | 1 | 1 |
| John Rubinstein | Dr. Kenner | Keith Kalber | 1 | 1 |
| Jos Viramontes | Paul | David Martinez | 1 | 2 |
| Judith Moreland | Nurse Terry | Mrs. Baer | 1 | 1 |
| Juliette Jeffers | Elena Flemming | Mary | 1 | 1 |
| Kevin Berntson | Student #1, Willie | Shayne Riley | 2 | 1 |
| Larry Clarke | Male Lawyer | Paul | 1 | 1 |
| Lise Simms | Emcee | Karen | 1 | 1 |
| Marin Hinkle | Kathy | Ashley Cordova | 1 | 1 |
| Marty Ryan | Brant | Zach Mischer | 2 | 1 |
| Mary Pat Gleason | Anne Parks | Marge Walker | 1 | 1 |
| Maura Soden | Miranda | Librarian | 1 | 1 |
| Megan Henning | Katie Milner | Willow Zelman | 1 | 1 |
| Michael P. Byrne | Bulowski | Mr. Miller | 1 | 1 |
| Michelle Krusiec | Tong-Ye | Anna Chue | 1 | 1 |
| Myndy Crist | Valerie Page | Diane Hanson | 2 | 1 |
| Shanelle Workman | Denise | Sara | 1 | 2 |
| Shannon Cochran | Mrs. Klingman | Mrs. Singleton | 1 | 1 |
| Stephanie Erb | Mrs. Kinney | Mrs. Gantry | 1 | 1 |
| Stephen Lee | Mr. Dressler | Mr. Gibson | 1 | 1 |
| Stewart Skelton | John Taylor | Dr. Fischer | 1 | 1 |
| Terrell Lee | Russomante | Diplomatic Security Guard | 1 | 1 |
| Tim De Zarn | Mr. Krawczyk | Santa Claus | 2 | 1 |
| Toni Torres | Lorraine | Annette Aranda | 1 | 1 |
| Tzi Ma | Mr. Yeung | Mr. Patterson | 1 | 1 |
| Zilah Mendoza | Mrs. Sanchez | Kyra Marhsall | 1 | 1 |
| Mary Joy | Mona | Elevator Voice | 1 | 2 |
| Noel Arthur | Sgt. Parker | Deputy Fire Chief | 1 | 2 |
| Rafael J. Noble | Smitty | Roy Pepper | 2 | 1 |
| Albert Hall | James Anderson | Eugene Foote | 1 | 1 |
| Albie Selznick | Mr. Lanford | Columbia Representative | 1 | 1 |
| Alexandra Billings | Ms. Mitchell | Donna Gibson | 1 | 1 |
| Amy Pietz | Loren | Shelby Lewis | 1 | 1 |
| Andrew James Allen | Casey | Coby McKee | 1 | 1 |
| Annie Campbell | Joanna | Anna | 1 | 1 |
| Audrey Wasilewski | Officer Wetterling | Nicole Waldman | 1 | 1 |
| Charles Hittinger | Michael Leary | Mitch | 1 | 1 |
| Christie Lynn Smith | Marina Grasso | Cynthia Daniels | 1 | 1 |
| David Clennon | Jared Morgan | Jack Shandley | 1 | 1 |
| Derek Webster | Officer Kenny Grant | Paul Anderson | 1 | 1 |
| Emily Bergl | Gloria Milton | Trisha | 1 | 1 |
| Gregg Henry | Officer Mark Downey | Dr. Gracie | 1 | 1 |
| Jamie Rose | Marilyn Bracken | Lena | 1 | 1 |
| Jessica Steen | Karen Hardy | Dr. Rebecca Froy | 1 | 1 |
| Jim Parrack | Phil | Ted Carr | 1 | 1 |
| Joe Nieves | Tony Dejesu | Michael Baker | 1 | 1 |
| Jonathan Slavin | Ron | Rick Beglighter | 1 | 1 |
| JoNell Kennedy | Judy Munder | Duda Kyat | 1 | 1 |
| Joseph Kell | Drunk Driver | Mr. Rice | 1 | 1 |
| Josh Clark | Officer McCauly | Lenny Shulte | 1 | 1 |
| Larry Brandenburg | Mr. Lensky | Arnie Grandy | 1 | 1 |
| Lisa Kaminir | Jessie | Doris Friedman | 1 | 1 |
| Liz Montgomery | Rosie | Woman In ER | 1 | 1 |
| Lorna Raver | Dr. Anne Adelstein | Patient In ER | 1 | 1 |
| Louis Giambalvo | Security Guard David Hilliker | John Terzian | 1 | 1 |
| Marcia Rodd | Melissa Harold's Mother | Gertie Schmitt | 1 | 1 |
| Michael Shamus Wiles | Battalion Chief Bukata | Dr. Miller | 1 | 1 |
| Nancy Youngblut | Sarah Howe | Donna Mae Clarkson | 1 | 1 |
| Peggy Dunne | Silvia | Louise | 1 | 1 |
| Peter Gregory | Mr. Phillips | Jonathon | 1 | 1 |
| Rosalind Chao | Dr. Theresa Chow | Kathleen Patterson | 1 | 1 |
| Stephanie Childers | Hilary | Nancy Walters | 1 | 1 |
| Stephen Breithaupt | Jacob Russo | Mr. Gaston | 1 | 1 |
| Tom Everett | Mr. Kazlaw | Jackson's Examiner | 1 | 1 |
| Wilson Cruz | Jeffrey Cruz | Kyle | 1 | 1 |
| Aasha Davis | Maureen | Rina | 1 | 2 |
| Alina Phelan | Mom | Karen Marks | 1 | 1 |
| Annie O'Donnell | Eve | Older Woman | 1 | 1 |
| Betsy Baker | Dr. Wheeler | Barb | 1 | 1 |
| Carla Vila | Marta | Angela | 1 | 1 |
| Caroline Choi | Angela Chang | Laura Young | 1 | 1 |
| Cathryn de Prume | Andrea Bryson | Mrs. Nash | 1 | 1 |
| Christa B. Allen | Jody Nugent | Holly Anderson | 1 | 1 |
| Daniel Bess | Marshall | Pete Willoughby | 1 | 1 |
| Debra Jo Rupp | Mrs. Dibble | Jo's Therapist | 1 | 1 |
| Denise Dowse | Mrs. Lysell | Lorraine | 1 | 1 |
| Eamon Hunt | Mrs. O'Leary's Cow | Judge Brentner | 1 | 1 |
| Eugene Byrd | James Connor | Danny Ford | 1 | 1 |
| Francis Guinan | Police Negotiator | Mr. Verma | 1 | 1 |
| Gregor Manns | Lincoln | Levi Johnson | 1 | 1 |
| J. Rene Pena | Mrs. Mode | Female Driver | 1 | 1 |
| Jane Fleiss | Hospital Psychologist | Jill | 1 | 1 |
| Jerry Zatarain Jr. | Manny Salazar | David | 1 | 2 |
| John Lacy | Kevin Poole | Zack | 1 | 1 |
| Liv Hutchings | Meredith Phoenix | Hannah Brody | 1 | 1 |
| Mark Harelik | James | Keith Polus | 1 | 1 |
| Mary Wickliffe | Evidence Tech | Annie Banks | 1 | 1 |
| Paul Cassell | Ed Gamble | John Hanson | 1 | 1 |
| Peter MacKenzie | Mr. Pasbalas | Warren Kramer | 1 | 1 |
| Ping Wu | Mr. Cheung | Seymour Glass | 1 | 1 |
| Robin Karfo | Dr. Hampton | Attending | 1 | 1 |
| Scott Klace | Chris Halpern | Dr. Jordan Wagner | 1 | 1 |
| Shane Johnson | Jason | Anthony Valentine | 1 | 1 |
| Terri Hoyos | Mrs. Corvalan | Flor's Abuela | 1 | 1 |
| Walter Addison | Mr. Kane | Chief Martin Vance | 1 | 1 |
| Wilmer Calderon | Mickey Stubbs | Raul Aranda | 1 | 1 |
| Alanna Boatright | Mrs. Dunn | Marie | 1 | 1 |
| Annie LaRussa | Sylvie | Dorie Danzinger | 1 | 1 |
| Brian McGovern | Rob | Dr. Randall Lutton | 1 | 1 |
| Charles Emmett | Derezin | Mr. Bosson | 1 | 1 |
| Derick Alexander | Hospital Officer | Lab Tech | 3 | 1 |
| Desean Terry | Rodney | Colin Cooke | 1 | 1 |
| Eileen Ryan | Barbara Dean | Majorie Reed | 1 | 1 |
| Elizabeth Sampson | Norma Beckwith | Ruth O'Leary | 1 | 1 |
| Haley Ramm | Tasha | Shannon | 1 | 1 |
| Ivar Brogger | Deposition Attorney | Graham Cunningham | 1 | 1 |
| Jane Daly | Diane Armitage | Meredith's Examiner | 1 | 1 |
| Jeremy Glazer | Med Student David | Drew Hawkins | 1 | 1 |
| Jerry Kernion | Bartender | Bobby Corso | 1 | 1 |
| Johnny Sneed | James | Garrett | 1 | 1 |
| Julie Granata | Kristin | Hotel Clerk #2 | 1 | 1 |
| Kasey Mahaffy | Johnny | Billy Best | 1 | 1 |
| Kevin Sifuentes | MacGee | Manoj Joshi | 1 | 1 |
| Mia Wesley | Pam Nevinger | Karen's Mom | 1 | 1 |
| Michael Bowen | Dante Valerio | Roy Davis | 1 | 1 |
| Michael Mantell | Mr. Spencer | Tim Nolan | 1 | 1 |
| Monica Garcia | Benita Escobar | Peds Nurse | 1 | 1 |
| Nadine Ellis | Mason's Wife | Melissa Walker | 1 | 1 |
| Patrick O'Connor | CT Surgeon | Judge Finch | 1 | 1 |
| Patty McCormack | Mrs. Dwyer | Rebecca Franklin | 1 | 1 |
| Sarah Benoit | Melanie | Nurse Julia Udell | 1 | 1 |
| Shannon Wilcox | Connie Martin | Irene | 1 | 1 |
| Ursula Whittaker | Gloria | Angry Attending #1 | 1 | 1 |
| Zina Zaflow | Nimet Kardatay | Nurse | 1 | 1 |
| Ren Hanami | NICU Nurse | Mrs. Chen | 2 | 1 |
| Susan Merson | Mrs. Blum | Lorraine | 1 | 2 |
| Taneka Johnson | Kris | Nurse Khadijah | 2 | 1 |
| Bambadjan Bamba | Psychotic | Sefu | 1 | 1 |
| Benjamin King | Costi | Dalton Marks | 1 | 1 |
| Brady Smith | Rod | Mike Purdy | 1 | 1 |
| Braeden Lemasters | Sean | Brian | 1 | 1 |
| Brian Chenoweth | Radiology Tech | Scared Guy | 2 | 1 |
| Chad Einbinder | Gordan | Sam Friedman | 1 | 1 |
| Colby French | Greg Becton | Mr. Filson | 1 | 1 |
| Dale Dickey | Mrs. Price | Emily "Gasoline" Bennett | 1 | 1 |
| David Naughton | Ben Stevens | Nick Parker | 1 | 1 |
| David Noroña | MRI Tech | Dorian's Father | 1 | 1 |
| Elizabeth Bogush | Debra Strickland | Gia | 1 | 1 |
| Ewan Chung | Chiu | Tech Guy | 1 | 1 |
| Gary Kraus | CJ | Louis Cardon | 1 | 1 |
| Henry G. Sanders | Phillip | Dr. Hudson | 1 | 1 |
| Josh Radnor | Keith | John | 1 | 1 |
| June Kyoto Lu | Zuin-an | Sooyoung Oh | 1 | 1 |
| Kai Lennox | Steve Maldonado | Speed | 1 | 1 |
| Kareem Grimes | B.G. | Steve | 1 | 1 |
| Karl T. Wright | Dr. Norris | Divorce Mediator | 1 | 1 |
| Ken Meseroll | Mr. Sawyer | Ron | 1 | 1 |
| Kevin Brief | Walter Brosnich | Barry Taylor | 1 | 1 |
| Khamani Griffin | Clayton Davis | Wallace Anderson | 1 | 1 |
| Lou Richards | Perkins | Steven Basche | 1 | 1 |
| Maria McCann | Babette Fritzler | Renee | 1 | 1 |
| Mark Pellegrino | Nathan Conley | Chris | 1 | 1 |
| Nancy Stone | Assistant | June Peterson | 1 | 1 |
| Nathan West | Justin Casey | Mike | 1 | 1 |
| Patricia Forte | Mrs. Martino | Mrs. Glass | 1 | 1 |
| Richard Cox | Rick Mathers | Marvin | 1 | 1 |
| Ron Bottitta | Lionel Hines-Kennedy | Alex's Examiner | 1 | 1 |
| Stacy Barnhisel | Nancy | Gretchen | 1 | 1 |
| Susan Grace | Gloria | Jane | 1 | 1 |
| Jeris Lee Poindexter | Nate, Rafe | Mr. Strickland | 2 | 1 |
| Veena Bidasha | Asha, Belly Dancer #1 | Tina | 2 | 1 |
| Amy Farrington | Sandy Mader | Mary May | 1 | 1 |
| Caroline Williams | Scrub Nurse | Alison | 1 | 1 |
| Christopher Boyer | Paxton the Opossum | Tom Cline | 1 | 1 |
| Cici Lau | Mrs. An | Trial Partner #1 | 1 | 1 |
| Corey Mendell Parker | Byron Evers | Brian Wilson | 1 | 1 |
| Craig Tsuyumine | Japanese Businessman 2 | TV Reporter | 1 | 1 |
| Deborah Geffner | Mrs. Street | Mrs. Burton | 1 | 1 |
| Jack Shearer | Hal Grunwald | Jordan Franklin | 1 | 1 |
| Jamai Fisher | Little Girl | Charissa | 1 | 1 |
| Jon Rowland | Okerman | Alison's Boyfriend | 1 | 1 |
| Lenora May | Review Board Doctor #2 | Sheila | 1 | 1 |
| Matthew Carey | David | Will | 1 | 1 |
| Philip Casnoff | Dr. Dan Litvak | Dr. Mel Barnett | 1 | 1 |
| Sally Ann Brooks | Allison | Marie Lamott | 1 | 1 |
| Sharon Omi | Nurse Sulla | Worried Tenant | 1 | 1 |
| Sonia Jackson | Ruthie Newton | Patient #1 | 1 | 1 |
| Tom Choi | Zafares | Flouroscope Tech | 1 | 1 |
| Cathrine Grace | Mrs. Harrison, Ratkovich | Trial Patient #6 | 2 | 1 |
| Amy Benedict | Mom | Nancy Temple | 1 | 1 |
| Blue Deckert | Watch Commander | Frank | 1 | 1 |
| Chris Hendrie | Capt. Crawford | Dr. Harry Victor | 1 | 1 |
| David Bowe | Father of Unicycle Boy | Don | 1 | 1 |
| Dona Hardy | Freda, Harriet | Grace Bickham | 2 | 1 |
| Gary Carlos Cervantes | Cop | Mr. Calva | 1 | 1 |
| Jarrod Crawford | David "Diamond Z" Zachary | Dr. Oslow | 1 | 1 |
| Josh Cruze | Boss | Hank | 1 | 1 |
| Mark Chaet | Tim | Judge | 1 | 1 |
| Nate Reese | Server #2 | Father of Patient #1 | 1 | 1 |
| Sean Moran | Mr. Blinker | Lou Bradley | 1 | 1 |
| Stefanie Black | Tiffany | Roxie Meyers | 1 | 1 |
| Tim Powell | Mannon | Police Officer | 1 | 1 |
| Vincent Duvall | Father | Rick Henry | 1 | 1 |
| Yolanda Snowball | Neighbor | Physical Therapist | 1 | 1 |
| Angela Landis | Kathy | Flight Attendant | 1 | 1 |
| Bernard White | Addict seeking Rapid Detox | Dr. Darwich | 1 | 1 |
| Brett Rickaby | Vincent Hales | Mr. Weston | 1 | 1 |
| Carlease Burke | Policewoman | Mrs. Gates | 1 | 1 |
| Jim Gleason | Little Girl's Father | Dr. Domner | 1 | 1 |
| Michael Reilly Burke | Dick White | Mr. Finch | 1 | 1 |
| Mike Hagerty | Mr. James | Al Keller | 1 | 1 |
| Pamela Shaddock | Reporter Winslow | Shara Freeman | 1 | 1 |
| Peter Birkenhead | Bite Victim's Father | Dr. Orsen | 1 | 1 |
| Roberta Bassin | Francine | Trial Patient #4 | 1 | 1 |
| Sam Ayers | Mike Murphy | Detective | 1 | 1 |
| Steven M. Porter | Mr. Pularski | Joey | 1 | 1 |
| William Charlton | Man | Jeff | 1 | 1 |
| Alain Uy | Burke | Captain Pat Aquino | 1 | 1 |
| Alice Lo | Lenore Fong | Qing Lu | 1 | 1 |
| Carol Ann Susi | Mrs. Clark | Mrs. Dorsokowski | 1 | 1 |
| Dalila Ali Rajah | Receptionist | Leanne | 1 | 1 |
| Darryl Sivad | Colin | Justice of the Peace | 1 | 1 |
| Greta Sesheta | Mrs. Bassett | Shayna | 1 | 1 |
| Jeanette Brox | Stacy Miller | Shelley | 1 | 1 |
| Joshua Wolf Coleman | Respiratory Therapist | Lawyer | 1 | 1 |
| Lonnie Colon | Driver | Surgeon #4 | 1 | 1 |
| Maggie Egan | Kathleen Horne | Lynn | 1 | 1 |
| Michael Albala | County Anesthesiologist | Harvest Surgeon | 1 | 1 |
| Michelle Noh | Kate | Sharon Peterson | 1 | 1 |
| Robert Alan Beuth | ICU Chief | Mr. Gordor | 1 | 1 |
| Stephon Fuller | Transport Tech Jim | Gregor | 1 | 1 |
| Terry Woodberry | Cop | Police Officer | 1 | 1 |
| Helen Eigenberg | Renee Weber Stewart | Lillian Campion | 1 | 1 |
| James Francis Ginty | Frick | Dr. Russell | 1 | 1 |
| Kovar McClure | Young Dr. Oliver Kostin | Dr. Tim Redmond | 1 | 1 |
| Ross Mackenzie | Fred | Dr. Mitchell | 1 | 1 |
| Stacey Hinnen | Bolog | Mr. Johnson | 1 | 1 |
| Wendy Haines | Avila | Nurse | 1 | 1 |
| Bob Bancroft | Albert | Leonard Olsen | 1 | 1 |
| Bob Rumnock | Phillip Berk | ND Doctor | 1 | 1 |
| Edward James Gage | Orderly | Adam Keller | 1 | 1 |
| Joe Camareno | Manuel | Lucas Marshall | 1 | 1 |
| Judy Jean Berns | Mrs. Fredriksson | Sue Hicks | 1 | 1 |
| Lauri Johnson | Oncology Nurse | Grandma Ruth | 1 | 1 |
| Lou Beatty, Jr. | Dexter Jenkins | Miguel Ruiz | 1 | 1 |
| Nick Jaine | Scrub Nurse | Tim | 1 | 1 |
| Paul Norwood | Lee Rafferty | Scared Guy #2 | 1 | 1 |
| Rocky McMurray | Sergeant Myers | Hunter | 1 | 1 |
| Thomas F. Duffy | Detective Henderson | The Hammer | 1 | 1 |
| Bridget Sienna | Hernandez | Mrs. Cortez | 1 | 1 |
| Cal Gibson | Kim Tadlock | Larry Keys | 1 | 1 |
| Duane R. Shepard, Sr. | Janitor | Trial Patient #5 | 1 | 1 |
| Neena Bidasha | Belly Dancer #2 | Rina | 1 | 1 |
| Nicole J. Butler | Anesthesiologist | Jess | 1 | 1 |
| Reggie Jordan | Street Sweeper | Reporter #1 | 1 | 1 |
| Tahmus Rounds | Colby | Harry | 1 | 1 |
| Thom Barry | T-Ball | CDC Investigator | 1 | 1 |
| B.K. Cannon | Tammy | Girl Band Geek | 1 | 1 |
| Carmen Mormino | Bartender | Monnie | 1 | 1 |
| Darius Dudley | Clyde | Trial Patient #3 | 1 | 1 |
| Elyse Dinh | Nurse Martha | Kathleen | 1 | 1 |
| Michael Hagiwara | Steve Sakabu | Charles Hyatt | 1 | 1 |
| Molly Baker | Mary Marchak | Sharon Caldwell | 1 | 1 |
| Nelson Mashita | Kazuo | Dr. Bennit Epstein | 1 | 1 |
| Steven M. Gagnon | Dr. Blum | Mr. Lepik | 1 | 1 |
| Tom Simmons | Ethan Brown | Bob | 1 | 1 |
| Patti Tippo | Debby | Cindy Thomas | 1 | 1 |
| Rusty Burns | Gerry | Reporter #2 | 1 | 1 |
| Teddy Vincent | Vivian Nickelby | Elderly Woman | 1 | 1 |
| Jonny Acker | Jeremy | Delivery Man | 1 | 1 |
| Shelley Robertson | Tanya Phillips | Arlene Travis | 1 | 1 |
| Steve Mize | Sachs | Scott Burke | 1 | 1 |
| Eve Sigall | Genie Weller | Old Lady | 1 | 1 |
| Barbara Lee Bragg | Giselle | Betsy | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.