All 144 actors in both Criminal Minds and Station 19
144 actors have appeared in both Criminal Minds and Station 19, across 469 episodes. The most-credited is Lachlan Buchanan, Stuart Baker in Criminal Minds and Emmett Dixon in Station 19.
| Actor | In Criminal Minds | In Station 19 | Eps | Eps |
|---|---|---|---|---|
| Lachlan Buchanan | Stuart Baker | Emmett Dixon | 1 | 30 |
| Josh Randall | Matthew Downs | Captain Sean Beckett | 2 | 18 |
| Jayne Taini | Nell Trucco | Marsha Smith | 1 | 15 |
| Kiele Sanchez | Sidney Voit | Kate Powell | 8 | 7 |
| Kelly Thiebaud | Rebecca | Eva Vasquez | 1 | 10 |
| Tracie Thoms | Monica Walker | Dr. Diane Lewis | 2 | 9 |
| Colleen Foy | Tracey Lambert | Inara | 1 | 14 |
| Merle Dandridge | Agent Lynn Brooks | Fire Chief Natasha Ross | 1 | 9 |
| Alberto Frezza | William 'Billy' Lynch | Ryan Tanner | 1 | 3 |
| Chris Coy | Russell Holmes | Officer Wicklund | 1 | 3 |
| Larry Poindexter | Jeff Godwin | Chief McAllister | 1 | 3 |
| Barbara Eve Harris | DA Eve Alexander | Ifeya Miller | 1 | 6 |
| Ben Browder | Chief Steve Gaines | Fire Captain | 1 | 2 |
| Camille Chen | Joanna Miller | Ari Lan | 1 | 2 |
| Cullen Douglas | Dr. Tony Wilson | Erroll | 2 | 1 |
| JoBeth Williams | Professor Ursula Kent | Reggie | 1 | 2 |
| Robert Curtis Brown | Peter Griesen | Paul Montgomery | 1 | 8 |
| Adam J. Harrington | Phillip Connor | Lane Bishop | 1 | 3 |
| Anjali Bhimani | Dr. Rasgotra | Dr. Mukerji | 1 | 1 |
| Ellen Wroe | Dina Capilano | Officer Elle Kingsley | 1 | 1 |
| John Billingsley | Hugh Rollins | Lloyd | 1 | 1 |
| Michael B. Silver | Sam Shapiro | Parker Lowther | 1 | 1 |
| Michael Grant Terry | Chris Edwards | Officer Jones | 1 | 1 |
| Robert Gant | Warden Miles Tate | Matt | 1 | 1 |
| Sprague Grayden | Meg Collins | Mary | 1 | 1 |
| Andrew Borba | Tony Axelrod | Officer Smith | 2 | 1 |
| Antonio Leon | AUSA Manny Martinez | Eduardo | 2 | 1 |
| Bre Blair | Maggie | Jennifer Ripley | 1 | 2 |
| Phillip Garcia | Luis Delgado, Randall Harris | Nate | 3 | 1 |
| Riley Smith | Ryan Phillips | Captain Drew Farris | 1 | 3 |
| Ritesh Rajan | Doctor Anit Choudhury | Clarke Wright | 1 | 3 |
| Benito Martinez | Chief Raul Montoya | Chief Gonzalez | 1 | 1 |
| Brigid Brannagh | Monica Kingston | Moira | 1 | 1 |
| Francis Capra | Ervin | Neighbor | 1 | 1 |
| Jack Conley | John Summers | Captain Lawrence | 1 | 3 |
| Jennifer Jalene | Cassandra Atkins | Luisa Berrol | 1 | 3 |
| Michael Welch | Syd Pearson | Harold | 1 | 1 |
| Paul Schulze | Ronnie Baleman | Tony | 1 | 1 |
| Rebecca Field | Jane Gould | Hannah Sherwood | 1 | 1 |
| Sam Anderson | Doctor Rawlings | Elliot | 1 | 1 |
| Scott William Winters | Dr. Robert Smith | Schneider | 1 | 1 |
| Spencer Garrett | Captain Lancaster | James Beckett | 1 | 1 |
| Spencer Treat Clark | Jordan Halloran | James Beckett, Jr. | 1 | 1 |
| Steven Culp | Lester Serling | Detective Berarducci | 1 | 1 |
| Tom Wright | Chief Palmer | Battalion Chief Gregory | 1 | 3 |
| Shawn Patrick Clifford | Worker | Manager Cameron | 1 | 3 |
| Carlos Sanz | Deputy Borquez | Julio | 1 | 1 |
| David Barrera | Mario Casteneda | Kenneth | 1 | 1 |
| Deirdre Lovejoy | Agent Bates | Connie | 1 | 1 |
| Elena Campbell-Martinez | Marion | Mrs. Ortega | 1 | 1 |
| Grant Harvey | Marc Clifford | Joshua | 1 | 1 |
| Lauren Bowles | Chloe Kelcher | Lesley | 1 | 1 |
| Linara Washington | Jayne Archer | Mary | 1 | 1 |
| Luke Loving | Adam Richmond | Asst. Deputy Chief Kel | 1 | 3 |
| Michael Dempsey | Don Brenner | Captain Josh Mesnik | 1 | 1 |
| Monnae Michaell | Attorney General Davis | Mrs. Brady | 3 | 1 |
| Nancy Linehan Charles | Eileen Kebler | Shirley | 1 | 1 |
| Gregory Cruz | John Blackwolf | Captain Elliott Henderson | 1 | 2 |
| Ann Cusack | Sarah Hillridge | Joan | 1 | 1 |
| Ashlee Füss | Michelle Green | Becca | 1 | 1 |
| Boone Platt | Benjamin Blake | Firefighter Cook | 1 | 1 |
| Brad Beyer | Detective Steve Berry | Cole Edmonds | 1 | 1 |
| Dale Dickey | Carol | June Hardy | 1 | 1 |
| Diana Tanaka | Dr. Harvey | Ivy | 1 | 1 |
| Elimu Nelson | Officer Bowie | Liam | 1 | 1 |
| Ian Stanley | Captain Michael Dolce | Officer Anderson | 1 | 1 |
| Jacob Timothy Manown | Teen Boy | Jesse | 1 | 1 |
| James Eckhouse | Mr. Corbett | Mr. Sorensen | 1 | 1 |
| Jeremy Cohenour | Dwayne | Shawn | 1 | 1 |
| John Bishop | Jim Scheuren | Hank | 1 | 1 |
| John Eddins | Detective Walker | Station 23 | 2 | 1 |
| Martin Martinez | Philip Leo | Sean | 1 | 1 |
| Nanrisa Lee | Captain Hannah Hardison | Eleanor | 1 | 1 |
| Phoebe Neidhardt | Josie Behdart | Piper | 1 | 1 |
| Rebekah Kennedy | Gina Bryant | Melly Wyatt | 1 | 1 |
| Rob Evors | Patrick Carter | Officer Williams | 1 | 1 |
| Sarah Benoit | Doris | Nurse Julia | 1 | 2 |
| Scott Allen Rinker | Luke Hamilton | Josh | 1 | 1 |
| Ken Meseroll | Mayor Hughes, State Trooper | Paul Montgomery | 2 | 2 |
| Ethan Corn | Steve Duncan | Firefighter Jeremy Heffington | 1 | 2 |
| Anissa Borrego | Anita Aldo | Carnival Employee | 1 | 1 |
| Chelsea Kurtz | Fiancée | Shauna | 1 | 1 |
| Jeff Doucette | Coroner | Dr. Warren Sterman | 1 | 1 |
| Joe Holt | Jack Summers | Nate | 1 | 1 |
| June Carryl | Doctor | Jack's Therapist | 1 | 1 |
| Kevin Scott Allen | Jake | Henry | 1 | 1 |
| Romy Rosemont | Lizzie Sparks | Jane | 1 | 1 |
| Stacie Greenwell | Ms. McKee | Delilah Tillerman | 1 | 1 |
| Bonita Friedericy | Dr. Rachel Howard | Suzie | 1 | 1 |
| Carlos Arellano | Chief Bailor | Clay | 1 | 1 |
| Charles Maceo | Officer Jim Gray | First Responder | 1 | 1 |
| Cher Álvarez | Laurie Raines | Dani Delgado | 1 | 1 |
| Christie Lynn Smith | Linda Westbrook | Aston's Mom | 1 | 1 |
| Frederick Dawson | Curtis Price | Chaplain | 1 | 1 |
| Johnny Wactor | Trey Gordon / Unsub | Lieutenant Cooper | 1 | 1 |
| Matthew Jones | Police Officer | Proctor | 1 | 1 |
| Ron Roggé | San Diego Cop | Dad | 1 | 1 |
| Suanne Spoke | Nancy Summers | Yvonne Boyd | 1 | 1 |
| Sydney Mae Estrella | Alex Grayson | Abby | 1 | 1 |
| Tiffany Daniels | Wanda Sullivan | Nancy | 1 | 1 |
| Alexis Raich | Sky Connell | Tara Brown | 1 | 1 |
| Anton Narinskiy | Anton Slavsky | Scott | 1 | 1 |
| Darri Ingolfsson | Jerry Tidwell | Matthew | 1 | 1 |
| Ezra Buzzington | Louis Sills | Jerry | 1 | 1 |
| Faline England | Fran Meredith | Janet | 1 | 1 |
| Gustavo Escobar | Jody Buccio | Will | 1 | 1 |
| Jonathan Del Arco | Silvio Herrera | Steve | 1 | 1 |
| Mac Brandt | Hal Sparks | Agent Baxter | 1 | 1 |
| Marcia Ann Burrs | Mrs. Roberts | Inez | 1 | 1 |
| Paulina Alvarez | Stacy | Nanette | 1 | 1 |
| Peter James Smith | M.E. Wong | Vince | 1 | 1 |
| Saylor Bell | Jolene Senarak | Tori | 1 | 1 |
| Alexander Eckert | Cameron Patterson | Will | 1 | 1 |
| Briella Guiza | Megan D'Anna | Erica Garcia | 1 | 1 |
| DeJean Brown | Clayton Osborne | ER Nurse | 1 | 1 |
| Hilary Ward | May Scott | Ben's Mom | 1 | 1 |
| Jay Jackson | Cybercrimes Unit Chief Gary Omri | Commissioner Clark | 1 | 1 |
| Jeff Davis | John Westchester | Martin | 1 | 1 |
| Jennifer Shelton | Tricia Smoots | Reporter | 1 | 1 |
| Ursula Burton | Cynthia Strobl | SFD Chaplain | 1 | 1 |
| Bob Glouberman | Larry Stiles | James Pope | 1 | 1 |
| Jarvis W. George | Agent Eli West | Christopher | 1 | 1 |
| Matthew Erick White | Aiden Keller (Unsub) | Conor | 1 | 1 |
| Remington Hoffman | Wesley Parham | Sting Ray | 1 | 1 |
| Ryan Salazar | Peter Charles | Drew | 1 | 1 |
| Tess Aubert | Sam | Billie | 1 | 1 |
| Will Leong | Park Ji Sung | Steve | 1 | 1 |
| Dennis Keiffer | Prisoner #5 | Random Guy | 1 | 1 |
| Jonathan Kehoe | Angry Man | Jimmy | 1 | 1 |
| Tara Robinson | Younger Garcia | Ruby | 1 | 1 |
| Alex Benjamin | Larry Scanlon | Frederick | 1 | 1 |
| Bill Doyle | Uniform Cop | Don | 1 | 1 |
| Jim Hanna | American Legion Service Officer | Steve | 1 | 1 |
| Jorge-Luis Pallo | Agent Matt Lopez | Beto | 1 | 1 |
| Keylor Leigh | Team Leader | Rachel Del Rio | 1 | 1 |
| Marco Da Silva | Juan Gutierrez | Firefighter 15 | 1 | 1 |
| Max Phyo | James Choi | Chief Sato | 1 | 1 |
| Bob Levitan | Reporter | Jerry | 1 | 1 |
| Kimberly Christian | News Reporter #1 | Natalie Forrester | 1 | 1 |
| Zac Titus | Armed Officer | Yancy | 1 | 1 |
| Chuck McCollum | Tom O'Brien | Neighbor | 1 | 1 |
| Holger Moncada, Jr. | Store Manager | News Reporter | 1 | 1 |
| Bourke Floyd | Sheriff Brody | Officer Roscoe | 1 | 1 |
| Susan Berger | Mrs. Leonte | Onlooker #1 | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.