All 188 actors in both L.A. Law and Star Trek: The Next Generation
188 actors have appeared in both L.A. Law and Star Trek: The Next Generation, across 349 episodes. The most-credited is Diana Muldaur, Rosalind Shays in L.A. Law and Dr. Katharine Pulaski in Star Trek: The Next Generation.
| Actor | In L.A. Law | In Star Trek: The Next Generation | Eps | Eps |
|---|---|---|---|---|
| Diana Muldaur | Rosalind Shays | Dr. Katharine Pulaski | 24 | 20 |
| Jennifer Hetrick | Corrinne Hammond | Vash | 14 | 2 |
| Nancy Vawter | Dorothy Wyler | Admiral Blackwell | 15 | 1 |
| John Hancock | Judge Richard Armand | Admiral Haden | 11 | 2 |
| Anne Haney | Judge Marilyn Travelini | Rishon Uxbridge | 11 | 1 |
| Renée Jones | Diana Moses | Lt. Aquiel Uhnari | 11 | 1 |
| John de Lancie | Mark Chelios | Q | 1 | 10 |
| Earl Boen | Judge Walter L. Swanson | Nagilum | 8 | 1 |
| George Coe | Judge Wallace R. Vance | Avel Durken | 8 | 1 |
| Armin Shimerman | Ernie Frye, Timothy Wiseboro | Betazoid Gift Box, DaiMon Bractor, Letek | 2 | 4 |
| Natalija Nogulich | Attorney Lorraine Korshak, Helen Keris | Admiral Alynna Nechayev | 2 | 4 |
| Stephen Root | Attorney Brandon McCafferty, Ferret | Captain K'Vada | 4 | 2 |
| Clyde Kusatsu | Judge T.S. Masuoka | Admiral Nakamura | 1 | 4 |
| Eric Menyuk | Roland Burnet | The Traveler | 2 | 3 |
| Marco Rodríguez | Captain Lee Reynoso, Louis Perez, Tom Padrutt | Capt. Paul Rice, Glinn Telle | 3 | 2 |
| Jerry Hardin | D.A. Malcolm Gold | Samuel Clemens, Radue | 6 | 3 |
| Daniel Benzali | Judge Donald Phillips | Surgeon | 7 | 1 |
| Denise Crosby | Joan Turtletaub | Commander Sela, Lt. Tasha Yar | 1 | 7 |
| James Cromwell | Attorney Hutton | Jaglom Shrek, Nayrok | 1 | 3 |
| Raye Birk | Judge Steven Lang | Wrenn | 7 | 1 |
| Richard Fancy | Norman Klein | Captain Satelk | 3 | 1 |
| Lawrence Dobkin | Judge Saul Edelstein | Ambassador Kell | 6 | 1 |
| Carolyn McCormick | Leslie Whitestone | Minuet | 1 | 2 |
| Robert Schenkkan | Dr. Kevin Gregory | Lt. Cmdr. Dexter Remmick | 1 | 2 |
| Ron Canada | David Ellis | Martin Benbeck | 2 | 1 |
| Susanna Thompson | Susan Alner | Inmate, Varel | 1 | 2 |
| Thomas Kopache | Dr. Raymond Miles | Engineer, Mirok | 1 | 2 |
| Carolyn Seymour | Vivian Askoff | Cmdr. Toreth, Mirasta Yale, Sub Cmdr. Taris | 2 | 3 |
| Dana Sparks | Jennifer Kepler | Tactical Officer | 4 | 1 |
| Gwynyth Walsh | Melanie Hayes | B'Etor | 2 | 3 |
| Paul Winfield | Derron Halloway | Captain Dathon | 4 | 1 |
| Stanley Kamel | Mark Gilliam | Kosinski | 4 | 1 |
| Brian Cousins | Val Beaudine | Crosis, Parem | 1 | 3 |
| Clayton Rohner | Patrick Boyd | Admiral Mark Jameson | 1 | 1 |
| Cristine Rose | Gail Mack, Gay Halloran | Gi'ral | 2 | 2 |
| Harley Venton | Jeffrey Stern | Collins, Hutchinson | 2 | 2 |
| Madge Sinclair | Jessica Rollins | Capt. Silva La Forge | 1 | 1 |
| Marta DuBois | Gwen Fuller | Ardra | 1 | 1 |
| Michael Bofshever | Phil | Male Alien | 1 | 1 |
| Michael Keenan | Dr. Shale | Maturin | 1 | 1 |
| Michael Rothhaar | Dr. Flynn Patrick | Garvin | 1 | 1 |
| Richard Cox | Curtis Haber | Kyril Finn | 1 | 1 |
| Richard Riehle | Roger Beekman, Edmund Clancy | Batai | 3 | 1 |
| Saul Rubinek | Harold Schoen | Kivas Fajo | 1 | 1 |
| Terry O'Quinn | Nick Moats | Admiral Eric Pressman | 1 | 1 |
| Sam Anderson | D.A. Bill Graphia | Assistant Manager | 4 | 1 |
| Warren Munson | Judge Matthew Saucier | Admiral Holt | 4 | 1 |
| Daniel Davis | C. Howard Grady | Professor Moriarty | 1 | 2 |
| David Sage | Dr. Andrew Garreth, Judge Aaron Hofheinz | Tarmin | 2 | 1 |
| Jim Norton | Dr. Raymond Simon | Albert Einstein | 1 | 2 |
| Paul Lambert | Wendell Gleason | Dr. Clarke, Melian | 1 | 2 |
| Ray Wise | D.A. Walter Platt | Liko | 2 | 1 |
| Robin Gammell | Judge John Englander | Mauric | 2 | 1 |
| Ronny Cox | Mason Paine | Captain Jellico | 1 | 2 |
| Tracey Walter | John Rosten | Berik, Kayron | 1 | 2 |
| Barbara March | Dr. Marion Shearer | Lursa | 1 | 3 |
| Robert Costanzo | Vinnie LaRosa | Slade Bender | 3 | 1 |
| Robert Knepper | George "Georgia" Buckner, David Orcott | Wyatt Miller | 3 | 1 |
| Erick Avari | Dr. William Harris | B'iJik | 1 | 1 |
| Ethan Phillips | Dr. Sam Waibel, Marvin Pick | Dr. Farek | 2 | 1 |
| Franc Luz | Dr. Michael Dayan | Ambassador Odan | 1 | 1 |
| Gary Werntz | Jury Foreperson, Sam | Mavek | 2 | 1 |
| Gina Hecht | Dianna Dorian | Manua Apgar | 2 | 1 |
| John DeMita | Jerry McVey | Sickbay Romulan | 1 | 1 |
| John Vickery | Kenneth Clipner | Andrus Hagan | 2 | 1 |
| Kavi Raz | Rupesh Poondar | Lt. Cmdr. Singh | 1 | 1 |
| Lawrence Tierney | Peter Manzo | Cyrus Redblock | 1 | 1 |
| Mark La Mura | Attorney Nicholas Klein, Nick Klein | John Doe | 2 | 1 |
| Maryann Plunkett | Theresa Cavanaugh | Lt. Cmdr. Susanna Leijten | 1 | 1 |
| Matt McCoy | Rick Turner | Devinoni Ral | 1 | 1 |
| Megan Cole | Lisa Copeland | Noor | 1 | 1 |
| Nick Dimitri | Cop #3 | Henchman, Nausicaan, Romulan Guard | 1 | 4 |
| Nicolas Coster | Brian P. Young | Admiral Anthony Haftel | 1 | 1 |
| Noble Willingham | Robert Kenyon | Texas | 1 | 1 |
| Norman Large | Attorney McDermott | Proconsul Neral, Maques | 1 | 3 |
| Paul Eiding | Ben Slaeffer | Loquel | 1 | 1 |
| Robert Harper | Brian LaPorte | Lathal Bine | 4 | 1 |
| Salome Jens | Beatrice Schuller | Humanoid Progenitor | 3 | 1 |
| Susan Gibney | Lucy Blanchard | Dr. Leah Brahms | 1 | 2 |
| Vinny Argiro | Malvasi | Hitman | 1 | 1 |
| George De La Pena | Mikhail Olinskov | Lt. Jnr. Grade. Orfil Solis | 3 | 1 |
| Pamela Kosh | Dolores Kirby | Jessel, Mrs. Carmichael | 1 | 3 |
| Charley Lang | Robert Alden | Duffy | 2 | 1 |
| David Selburg | Tim Langella | Dr. Syrus, Whalen | 1 | 2 |
| Elizabeth Hoffman | Jeanne Rubens | Premier Bhavani | 2 | 1 |
| George Murdock | Sam Wilpod | Admiral J. P. Hanson | 1 | 2 |
| Joan Stuart Morris | Laura McConnell | Dr. T'Pan | 2 | 1 |
| Josh Clark | Ron Mitchell | Conn Officer | 2 | 1 |
| Randy Oglesby | Dr. Kendall Gratz, Leonard Knipp | Scholar | 2 | 1 |
| Roy Brocksmith | IRS Agent Marv Fletcher | Sirna Kolrami | 2 | 1 |
| Tricia O'Neil | Meredith Korngold | Captain Rachel Garrett, Dr. Kurak | 1 | 2 |
| Barbara Tarbuck | Dr. Nagel | Governor Leka Trion | 1 | 1 |
| Brian Markinson | Steve Gerald | Vorin | 1 | 1 |
| Callan White | Dr. Regina Chenault | Krite | 1 | 1 |
| Caroline Kava | Mrs. Clark | Dr. Toby Russell | 1 | 1 |
| Charles Lucia | Mitchell Mishkin | Ambassador Vel Alkar | 1 | 1 |
| Harvey Jason | Dr. Kaiser | Felix Leech | 1 | 1 |
| Jake Dengel | Patrick O'Brien | Mordoc | 1 | 1 |
| Jeff McCarthy | Greg Corcoran | Roga Danar | 1 | 1 |
| John Fleck | Homeless Man | Taibak | 1 | 1 |
| Karen Montgomery | Janet Seaverson | Beata | 1 | 1 |
| Marcelo Tubert | Dr. David Koenig | Jared | 1 | 1 |
| Michael Cavanaugh | Paul Richardson | Captain Robert DeSoto | 1 | 1 |
| Mitchell Ryan | Duncan Young | Kyle Riker | 1 | 1 |
| Nancy Parsons | Mary Hennepin | Marouk | 1 | 1 |
| Nehemiah Persoff | Rabbi Isidore Glickman | Palor Toff | 1 | 1 |
| Ray Walston | Gus Nivens | Boothby | 1 | 1 |
| Richard McGonagle | Ackley Atwood-Wade | Dr. J'Dar | 1 | 1 |
| Scott Jaeck | Dr. Frederick Schoettle | Administrator | 1 | 1 |
| Sherman Howard | Ed Haley | Captain Endar | 1 | 1 |
| Tzi Ma | Ed Chang | Biomolecular Physiologist | 1 | 1 |
| Bruce French | Brian Mellor | Sabin Genestra | 2 | 1 |
| Fran Bennett | Judge Hillary Miller Johnson | Admiral Shanthi | 2 | 1 |
| Joel Swetow | Rudolpho, Sidney Lowenstein | Yog the Yridian | 2 | 1 |
| Patrick Cronin | Lester Mestman | Protocol Master Erko | 2 | 1 |
| Renata Scott | Judge Crocker, Mrs. Penny | Admiral Hayes | 2 | 1 |
| Terence McNally | Dean Ackerson, Dr. Paul Wooden | B'Tardat | 2 | 1 |
| Alan Oppenheimer | Judge Stephen Weeks | Koroth | 1 | 1 |
| Alexandra Johnson | Tracy Arnett | One Zero | 1 | 1 |
| Barry Lynch | Gerald Atkins | Ensign DeSeve | 1 | 1 |
| Bruce Gray | Alex Wayne | Admiral Chekote | 1 | 1 |
| Christopher Pettiet | Corey Walker | Ansata | 1 | 1 |
| Craig Richard Nelson | U.S. Attorney Donald Kelly | Krag | 1 | 1 |
| Earl Billings | Tommy Elkin | Admiral Thomas Henry | 1 | 1 |
| George Hearn | Dr. George Westbrook | Berel | 1 | 1 |
| J. Michael Flynn | Richard Boggs | Zayner | 1 | 1 |
| Jane Daly | Connie | Varria | 1 | 1 |
| Joi Staton | Clerk | Servant | 1 | 1 |
| Lance LeGault | Scott Perot | K'Temoc | 1 | 1 |
| Michael Harris | Lionel Sanders | Byleth | 1 | 1 |
| Nan Martin | Hazel Brackman | Victoria Miller | 1 | 1 |
| Peter Vogt | Alan Wendle | Romulan Commander | 1 | 1 |
| Robert Duncan McNeill | Mike Riley | Cadet First Class Nicholas Locarno | 1 | 1 |
| Rosalind Allen | Officer Sandra Davis | Yanar | 1 | 1 |
| Samantha Eggar | Camille Bancroft | Marie Picard | 1 | 1 |
| Susan French | Edith Lundstrum | Maylor | 1 | 1 |
| Jeff Allin | David Barnes, Scott Gottlieb | Ensign Daniel Sutter | 2 | 1 |
| Angelina Fiordellisi | Carmela Stefanini | Kaminer | 1 | 1 |
| Castulo Guerra | Jaime Rodriguez | Dr. Seth Mendoza | 1 | 1 |
| Clement von Franckenstein | Krug | Gentleman | 1 | 1 |
| David Spielberg | Judge Herbert Foster Reeves | Cmdr. Hutchinson | 1 | 1 |
| Gary Armagnac | Harry Pass | Lt. McNary | 1 | 1 |
| Jandi Swanson | Katie Seaver | Katie | 1 | 1 |
| John Christian Graas | Billy Slaeffer | Jay Gordon | 1 | 1 |
| Judith Jones | Traci | Edo Girl | 1 | 1 |
| Lou Wagner | Howard Figer | Solok | 1 | 1 |
| Marc Buckland | Ronnie Cevenko | Katik Shaw | 1 | 1 |
| Margot Rose | Cecily | Eline | 1 | 1 |
| Mario Roccuzzo | Walter Hilbar | Arthur Malencon | 1 | 1 |
| Michael Ensign | Dr. George Leeson | Krola | 1 | 1 |
| Milt Tarver | Richard Cashman | Scientist | 1 | 1 |
| Nicholas Cascone | Alan Barbara | Davies | 1 | 1 |
| Noley Thornton | Emily Gelleher | Clara Sutter | 1 | 1 |
| Norman Snow | Jeremy Segal | Torin | 1 | 1 |
| Ray Reinhardt | David Braeder | Admiral Aaron | 1 | 1 |
| Rick Scarry | Foreperson | Jarth | 1 | 1 |
| Robert Ellenstein | Dr. Peter Lacker | Steven Miller | 1 | 1 |
| Shannon Cochran | D.D.A. Ms. Schiff | Kalita | 1 | 1 |
| Shaun Duke | Cop #1 | Ensign Gillespie | 1 | 1 |
| Shelby Leverington | Dr. Klepp | Transporter Chief Brossmer | 1 | 1 |
| Victoria Dillard | Regina Cole | Ballerina | 1 | 1 |
| Mike Genovese | Detective Riley, Sergeant Charles Bassett | Desk Sergeant | 2 | 1 |
| Bob Gunton | Bob Westin | Benjamin Maxwell | 1 | 1 |
| Dan Kern | Kevin Walker | Lt. Dean | 1 | 1 |
| Dierk Torsek | Dr. James | Dr. Bernard | 1 | 1 |
| Dore Keller | John Harkavy | Crewman | 1 | 1 |
| George D. Wallace | Judge Peter Brosens | Admiral Simons | 1 | 1 |
| Laura Drake | Mrs. Richardson | Vekma | 1 | 1 |
| Marie Marshall | A.D.A. Tish Nada | Kelsey | 1 | 1 |
| Rudolph Willrich | Evan Pontell | Reittan Grax | 1 | 1 |
| Teri Hatcher | Tracy Shoe | Lt. Bronwyn G. Robinson | 1 | 1 |
| Theodore Bikel | Kurt Rubin | Sergey Rozhenko | 1 | 1 |
| Barry Kivel | Pete Caffney | Doorman | 1 | 1 |
| Dennis Creaghan | James Markos | Louis | 1 | 1 |
| Jean-Paul Vignon | Waiter | Edouard | 1 | 1 |
| Martin Goslins | Maitre D' | Commander Setok | 1 | 1 |
| Tim De Zarn | Voltaggio | Satler | 1 | 1 |
| Ben Slack | Morris Clark | K'Tal | 1 | 1 |
| Chip Heller | Manager | Warrior #2 | 1 | 1 |
| Dawn Arnemann | Dr. Janet Davidson | Miss Gladstone | 1 | 1 |
| Peter Neptune | Freddy | Aron | 1 | 1 |
| Timothy Carhart | John Harvey | Lt. Cmdr. Christopher Hobson | 1 | 1 |
| Graham Jarvis | Dr. Ivan Peretsky | Klim Dokachin | 1 | 1 |
| Rod Arrants | Richard Fliegel | Rex | 1 | 1 |
| Karen Hensel | Irene Chesbro | Admiral Brackett | 1 | 1 |
| Wren T. Brown | Marshall #2 | Transporter Pilot | 1 | 1 |
| Jordan Lund | Detective Mark Matosian | Kulge | 1 | 1 |
| Megan Parlen | Little Girl | Young Ro Laren | 1 | 1 |
← L.A. Law × Star Trek: The Next Generation
Cast data from TVmaze, licensed CC BY-SA 4.0.