All 184 actors in both Ally McBeal and The Practice
184 actors have appeared in both Ally McBeal and The Practice, across 279 episodes. The most-credited is Albert Hall, Judge Seymore Walsh in Ally McBeal and Judge Seymore Walsh in The Practice.
| Actor | In Ally McBeal | In The Practice | Eps | Eps |
|---|---|---|---|---|
| Albert Hall | Judge Seymore Walsh | Judge Seymore Walsh | 51 | 5 |
| Holland Taylor | 2nd Woman in Face Bra Infomercial, Judge Roberta Kittleson | Judge Roberta Kittleson | 2 | 29 |
| Dyan Cannon | Whipper Cone | Judge Whipper Cone | 18 | 1 |
| Richard McGonagle | D.A. Moon | Judge Patrick Wilcox | 1 | 16 |
| Gerry Becker | Attorney Myron Stone | Attorney, Hub News Attorney | 8 | 2 |
| Gibby Brand | Judge William McGough | Judge William McGough | 4 | 5 |
| Paul Dooley | Nicholas Engblume | Judge Philip Swackheim | 1 | 8 |
| Susan Blommaert | Judge Rudy Fox | Judge Rudy Fox | 1 | 7 |
| Robert Clendenin | Benjamin Winter | David Rogers | 2 | 4 |
| Dakin Matthews | Mr. Stark | Judge William Aldrich, Judge Courtney Lander | 1 | 4 |
| Larry Brandenburg | Judge Raynsford Hopkins | Judge Steven Winwood | 3 | 2 |
| Natalija Nogulich | Melissa Bloom | Judge Stevens | 1 | 4 |
| Austin Tichenor | A.D.A. Tisbury | A.D.A. Kenneth Tisbury | 3 | 5 |
| Betty White | Dr. Shirley Flott | Catherine Piper | 1 | 3 |
| Dylan McDermott | Bobby Donnell | Bobby Donnell | 2 | 2 |
| Linda Gehringer | Attorney General Janet Reno, Shirley Peterson | Ms. Bancock | 3 | 1 |
| Stanley Anderson | Judge Walter McDonald | Dr. Robert Gale, Dr. Thomas Bellamy | 1 | 3 |
| Steven Flynn | Sam Little | D.A. Martin Toomey | 1 | 3 |
| Denis Arndt | Michael Mannix | ADA Roland Hill, A.A.G. Quentin Reynolds, Defense Attorney Robertson | 1 | 6 |
| Jill Clayburgh | Jeannie McBeal | Victoria Stewart | 4 | 3 |
| Lisa Edelstein | Cindy McCauliff | Diane Ward | 5 | 2 |
| Gil Bellows | Billy Thomas | Billy Thomas | 2 | 1 |
| Jack Shearer | Judge Alan Rancor | Mr. Johnson | 4 | 1 |
| Tony Amendola | Judge Walter Swan | Dr. Bernard Gorman, Dr. Alvin Traub, Dr. Emmanuel Willis | 1 | 4 |
| Wendy Worthington | Margaret Camaro | Jury Foreperson #1 | 4 | 1 |
| Barry Miller | Mark Henderson | Attorney Douglas Colson | 1 | 3 |
| Bruce French | Simon McAllister | Attorney Barry Pederson, Attorney General Walgren, Judge M. Walters | 3 | 3 |
| David Ogden Stiers | Judge Andrew Peters | Judge E. Hollings | 1 | 1 |
| Michael Bofshever | Judge Allen Stephenson | Joshua Berry, Walter Crewson | 1 | 3 |
| Rosie O'Donnell | Dr. Hooper | Stationery Store Clerk | 1 | 1 |
| Željko Ivanek | Judge Marshal Pink | A.U.S.A. Steven Sanders, Assistant District Attorney General James McGovern, Matthew Davies | 1 | 3 |
| John Aylward | Owen Cobb | Federal Judge Kendall Marcott, Chief District Court Judge W. Frankle, Judge in Rydell Hearing | 1 | 4 |
| Aloma Wright | Judge Aloma Harris | Corrections Officer | 2 | 1 |
| Armin Shimerman | Judge Walworth | Judge Garth Moskin | 1 | 2 |
| Richard Riehle | Jack Billings | Mr. Holt | 2 | 1 |
| Michael Winters | Judge Herbert Spitt | Dr. Gavin Bloomberg | 3 | 1 |
| Steven Culp | Attorney Dixon | A.D.A. Emmanuel Kupcheck, Attorney Alldredge | 2 | 2 |
| Tim Snay | Walter Gallin | Judge Alfred Weeks | 1 | 3 |
| Shawn Michael Howard | Ben | Warren Cruickshank | 2 | 3 |
| Tracy Middendorf | Risa Helms | Jennifer Cole | 2 | 3 |
| Cheryl Carter | Marsha Paine | Reporter Sarah Ehret, News Anchor, Reporter #5 | 1 | 5 |
| Clyde Kusatsu | Dr. Myron Okubo | Judge Stephen Chin | 2 | 2 |
| Cristine Rose | Marci Hatfield | Bernice White | 1 | 2 |
| Harry Lennix | Mr. Ballard | Assistant Attorney General Parker, Attorney Wayland Holmes | 1 | 2 |
| James Eckhouse | Attorney | Attorney Anthony Selig | 1 | 1 |
| James Greene | Father Robert McNamara | Emerson Ray | 1 | 3 |
| James Sutorius | Daley's Attorney | D.A. Mark Henderson | 1 | 3 |
| Kathy Baker | Katherine Dawson | Evelyn Mayfield | 1 | 2 |
| Kurt Fuller | Attorney Paget, Bernard Marsh | Attorney David Lawrence | 2 | 1 |
| Mark L. Taylor | Joel Schofield | Dr. Reichal, Judge Andrew MacDonald, Wiggins' Psychiatrist | 1 | 3 |
| Michael Gaston | Mark Horace | Roland Hubert | 2 | 1 |
| Michael Kagan | Robert Perry | Judge Keller, Peter Martini | 1 | 2 |
| Michael O'Neill | Dr. Colbert | Judge Robert Temple | 1 | 1 |
| Michael Rothhaar | Stanley Kupchek | Judge Laurence Abrahams, Leonard Welish | 1 | 2 |
| Nancy Lenehan | Principal Deborah Harkness | Nurse MacKenzie | 2 | 1 |
| Robert Curtis Brown | Attorney McCabe | Attorney John Wicker, Scott Simpson | 1 | 2 |
| Stan Ivar | Jason Hatfield | Judge Harvey Gleason, Mark Jacobs | 1 | 3 |
| Tom McCarthy | Peter Hanks | Kevin Riley | 1 | 1 |
| William Stanford Davis | Jim | Clarence Barnett | 3 | 1 |
| Michael Reilly Burke | Mr. Wells | Detective Kevin McCarley | 1 | 3 |
| Thomas Kopache | Judge Oscar Boyle | Dr. Harold Manning, Judge Morris Seymour, Mr. Schramm | 1 | 3 |
| Holmes Osborne | Det. Gerard Billow, Principal Figgins | Jeffrey Hyde | 2 | 1 |
| Keith MacKechnie | Arthur Gale | Mr. Mullin, Neil Woolrich | 1 | 2 |
| Mark Moses | Attorney Hoover | Henry Winslow | 2 | 1 |
| Zach Grenier | Attorney Benson | Detective R. Larson | 1 | 2 |
| Roderick Bascom | Clerk, Foreman | Clerk, Cop, Detective Lipton | 2 | 5 |
| Amy Aquino | Dr. Harper | Judge Louise Moreno | 1 | 1 |
| Dan Martin | Principal Jolie | Officer Tedesco | 1 | 1 |
| David Doty | Defendant, Minister | Foreman, Judge Robert Bournes | 2 | 2 |
| Jeremy Davidson | Randy | Dr. Robert Platt | 1 | 1 |
| Kevin Cooney | Luke Pederson | Dr. Fairby | 1 | 1 |
| Melinda McGraw | Nancy Gower | Marcie Bartos | 1 | 1 |
| Richard Topol | Dr. Ober, Evan Stevens | Coroner Dr. Josh Inwood | 2 | 2 |
| Robert Picardo | Barry Philbrick | Dr. Edmunds | 1 | 1 |
| Tim DeKay | Kendall Willis | Jerry Green | 1 | 1 |
| Vyto Ruginis | Mr. Goodman | Jason Swoboda | 1 | 1 |
| Carmen Argenziano | Harry Wah | Attorney Horace Wright, Principal Gilbert | 1 | 2 |
| Cheryl Hawker | Mindy Platt | Marsha Belson | 2 | 1 |
| John de Lancie | Jackson Poile | Dr. Walsh, Walter Bannish | 1 | 2 |
| Mary Mara | Julie Stall | Dr. Jane Lefkowitz | 1 | 2 |
| McNally Sagal | Mary Halliday | U.S. Attorney Melnick | 1 | 2 |
| Randy Oglesby | Harvey Kent | Dr. Feldman, Judge Kelly White | 1 | 2 |
| Ted Marcoux | Louis Walters | Dennis Mills | 1 | 2 |
| Jim Jansen | Harvey Shiplett | Attorney Richard Hart, Attorney Ryan Hall, Stephen Gould | 1 | 3 |
| Willie Garson | Alan Farmer, Frank Shea | D.A. Frank Shea | 2 | 2 |
| Brooks Almy | Principal Stiles | Julie Riley, Mrs. Carson | 1 | 2 |
| Caroline Aaron | Laura Dipson | Delores Keplar | 1 | 1 |
| Christine Estabrook | Bonnie Mannix | Judge Maureen Zisk | 1 | 1 |
| Drew Snyder | Hughes | Arnold Minor | 1 | 1 |
| Harriet Sansom Harris | Cheryl Bonner | Ellen Blake | 1 | 1 |
| J. Patrick McCormack | Sen. Foote | Pierce Stanton | 1 | 1 |
| Jordan Baker | Marissa Jackson | Judge Cheryl Robbins | 1 | 1 |
| Julia Campbell | Kelly Bridgeman | A.D.A. Karen Fields | 1 | 1 |
| Ken Lerner | Attorney Dick Raditz | Rabbi Sam Benzig | 1 | 1 |
| Lawrence Pressman | Judge Harland Smart | Dr. Milton Leach, Russell Mathis | 1 | 2 |
| Marguerite MacIntyre | Deborah Schofield | Marcia Willow | 1 | 1 |
| Michael Brandon | D.A. Adam Dawson | D.A. Adam Dawson | 1 | 2 |
| Patricia Belcher | Marsha Forrester | Candace Levy, Foreperson | 1 | 2 |
| Richard Schiff | Bernie Gilson | Bob Show | 1 | 1 |
| Shea Farrell | Attending Hospital Physician, Mr. Tyler | Foreman | 2 | 1 |
| Christopher Michael | Bailiff, Police Officer | FBI Agent Gus Lewis, Police Officer | 2 | 2 |
| Donna Hanover | Receptionist | Dr. Frankel | 1 | 2 |
| Graham Beckel | Mr. Feldman | Dr. Joel Helms | 1 | 2 |
| Harper Roisman | Chief Justice, Randall | Judge Samuel Colon | 2 | 1 |
| John Thaddeus | Michael Young | Denny Staples, Security Officer | 1 | 2 |
| Andy Umberger | Mr. Fordham | A.D.A. Virgil Johnson | 1 | 1 |
| Bruce McCarty | Attorney Calvern | Defense Attorney Milton Cavern | 1 | 1 |
| Christian Clemenson | Mr. Hookland | Barry Wall | 1 | 1 |
| Christine Tucci | Nancy Raleigh Sicland | Susan Fennick | 1 | 1 |
| Garret Davis | Guard | Cassell / F.B.I. Agent Donnigan | 1 | 1 |
| Lily Knight | Mrs. Nichols | Mary Pierce | 1 | 1 |
| Matt Malloy | Dr. Spickett | Mr. Robinson | 1 | 1 |
| Paul Collins | Judge Williams | Attorney Hendrick Walton | 1 | 1 |
| Peter MacKenzie | Kendall Stevens | D.A. Brunner | 1 | 1 |
| Skip O'Brien | Police Officer | Correction Officer Saunders | 1 | 1 |
| Susan Merson | Judge Stoller | Mrs. Green | 1 | 1 |
| Adrian Sparks | Katz | Dr. Maxwell Joseph | 1 | 1 |
| Amanda Carlin | Mindy Horton | Ms. Elder | 1 | 1 |
| Bradford English | Marshall Polk | Roland Monroe | 1 | 1 |
| Chet Grissom | Driver | Jeremy Forbes | 1 | 1 |
| Conor O'Farrell | Attorney Jordan | D.A. Albert Bellamy | 1 | 1 |
| Daniel Von Bargen | Judge William Kopesky | Detective Smiley | 1 | 1 |
| David Dukes | Johnson Biblico | Ted Lennon | 1 | 1 |
| Earl Billings | Ray's Client | Judge Thomas Lawrence | 1 | 1 |
| Fred Sanders | Dr. Burns | Roland Hoffstra | 1 | 1 |
| Greg Bronson | Janitor | Courtroom Attendee | 2 | 1 |
| Jody Wood | Officer Kent | Joe McLaughlin | 1 | 1 |
| John Short | Larry | Warren Snail | 1 | 1 |
| Larry Weissman | Jury Foreman, Tina Turner backup auditionee | Clerk | 2 | 1 |
| Linda Kerns | Pamela Whoop | Betsy Hyman | 1 | 1 |
| Scott Klace | Dr. Hobey | Stephen Hatfield | 1 | 1 |
| Tom Kemp | Foreman | Samuel Palmer | 1 | 1 |
| Vasili Bogazianos | D.A. Chase | A.D.A. Coffee | 1 | 1 |
| Wren T. Brown | Mr. Stone | Attorney Scott Layden | 1 | 1 |
| Derek Anthony | Clerk | Foreman, Officer #1 | 1 | 2 |
| Brad Blaisdell | Dr. Alfonso Moreno | Clerk | 1 | 1 |
| Carol Locatell | Judge Henrietta Fullem | Erica Mathers | 1 | 1 |
| Daniel Dae Kim | Officer Pratt | Officer Pratt | 1 | 1 |
| Eve Brenner | Old Ally | Sybil Walters | 1 | 1 |
| H. Richard Greene | Judge Paul Stewart | Judge Paul Stewart | 1 | 1 |
| John Maynard | Clerk | Foreman | 1 | 1 |
| Julius Tennon | Officer | Detective Louden | 1 | 1 |
| Kellie Waymire | Chrissa | Dr. Marshall | 1 | 1 |
| Laura Henry | Heckler #3 | Foreperson | 1 | 1 |
| Nate Reese | Clerk | Bailiff | 1 | 1 |
| Sara Van Horn | Jury Forewoman | Aunt Laurie | 1 | 1 |
| Shirley Prestia | Saleswoman | Attorney Abby Smythe | 1 | 1 |
| Aaron Lustig | Attorney Bowe | Attorney Michael King | 1 | 1 |
| Arell Blanton | Attorney Williams | Officer | 1 | 1 |
| Donna Murphy | Marie Hanson | Marie Hanson | 1 | 1 |
| Dwier Brown | Steven | Josh Manning | 1 | 1 |
| Edith Varon | Joel's Mother | Pamela Jacobs | 1 | 1 |
| Judith Montgomery | Foreperson | Ms. Marshall, Receptionist | 1 | 2 |
| Karen Furno | Clerk | Foreperson | 1 | 1 |
| Ken Abraham | Hendrix | Mr. Barlowe | 1 | 1 |
| Lisa Renee Pitts | Bailiff | Naomi Carter | 1 | 1 |
| Stefan Umstead | Bailiff | Federal Officer #2 | 2 | 1 |
| David Dunard | Judge Hupp | Judge in Rydell Hearing | 1 | 1 |
| Helen Duffy | Foreperson | Jeannette McGrath | 1 | 1 |
| Kelly Connell | Dr. Noah Peters | Dr. Noah Peters | 1 | 1 |
| Kim Delgado | Court Clerk | Bailiff | 1 | 1 |
| Kirsten Nelson | Connie Dekumbis | Judy Burke | 1 | 1 |
| Maurice Godin | Mr. Kensington | John Aikman | 1 | 1 |
| Miriam Flynn | Karen Koolie | Mary Stokes | 1 | 1 |
| Aaron Knight | Clerk | Foreperson | 1 | 1 |
| Blair Hickey | Mr. Jacobs | Joseph Mapp | 1 | 1 |
| Dakota Fanning | 5 Year Old Ally | Alessa Engel | 1 | 1 |
| George Anthony Bell | Congregant | Court Clerk | 1 | 1 |
| Jerry Sroka | Joel Tyler | Attorney Bob Walsh | 1 | 1 |
| Mark Ankeny | Foreman | Mr. Peete | 1 | 1 |
| Wylie Small | Mrs. Puckett | Sister Mary | 1 | 1 |
| Al Pugliese | Joel Hurt | Mr. Crane | 1 | 1 |
| Eric Fleeks | Trainer Joe | Court Officer | 1 | 1 |
| John O'Brien | Waiter | Foreman | 1 | 1 |
| Randy Thompson | Policeman | William Finnerty | 1 | 1 |
| Richard Penn | Dr. Yellen | Judge Wald | 1 | 1 |
| Jeffrey von Meyer | Attorney Skroot | Foreman | 1 | 1 |
| Lorna Raver | Judge N. Saturn | Pearson's Assistant | 1 | 1 |
| Helen Eigenberg | A.D.A. Kettering | Dr. Cusack | 1 | 1 |
| Jerry Giles | Foreman | Security Guard | 1 | 1 |
| Laura Michelle Smith | Nurse | Protester #1 | 1 | 1 |
| Myrna Niles | Foreperson | Clerk | 1 | 1 |
| Mary Chris Wall | Sally Emerson | A.D.A. Lisa Holtan | 1 | 1 |
| Amy Warner | Dr. Wazard | Marcia Stanton | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.