All 120 actors in both Matlock and Star Trek: The Next Generation
120 actors have appeared in both Matlock and Star Trek: The Next Generation, across 355 episodes. The most-credited is David Froman, Lt. Bob Brooks, Sgt. Gibbons in Matlock and K'nera in Star Trek: The Next Generation.
| Actor | In Matlock | In Star Trek: The Next Generation | Eps | Eps |
|---|---|---|---|---|
| David Froman | Lt. Bob Brooks, Sgt. Gibbons | K'nera | 55 | 1 |
| Diana Muldaur | Judge Diana Levin | Dr. Katharine Pulaski | 2 | 20 |
| John de Lancie | Dr. Albert Levinson | Q | 1 | 10 |
| Albert Hall | Assistant D.A. Corbalis | Galek Dar | 5 | 1 |
| Eric Menyuk | Al White, Attorney, Larry Thorpe | The Traveler | 3 | 3 |
| Natalija Nogulich | Dr. Barbara Reilkin, Marjorie Manners | Admiral Alynna Nechayev | 2 | 4 |
| Anne Haney | Aunt Elsie Carter, Elizabeth Farrell, Nurse Jackson | Rishon Uxbridge | 3 | 1 |
| David Ogden Stiers | Thomas Baldwin, Arthur Hampton | Dr. Timicin | 3 | 1 |
| Glenn Morshower | Deputy Terwilliger, Policeman #2 | Ensign Burke, Orton | 2 | 2 |
| James Cromwell | Judge Raymond Price | Jaglom Shrek, Nayrok | 1 | 3 |
| Steven Anderson | D.A. David "Hangman" Hawkins | Dr. Nilrem | 7 | 1 |
| Tony Todd | Billy Pierce | Kurn | 1 | 3 |
| Biff Yeager | Ted | Lt. Cmdr. Argyle | 1 | 2 |
| Carolyn Seymour | Christina Harrison Ward, Dr. Vanessa Sedgwick, Iris Vogel | Cmdr. Toreth, Mirasta Yale, Sub Cmdr. Taris | 3 | 3 |
| Kerrie Keane | Carla Evans, Catherine Welden | Alexana Devos | 2 | 1 |
| Marta DuBois | Ava Brodsky, Carol Weston | Ardra | 2 | 1 |
| Gwynyth Walsh | Kiki Rice, Sandra Hopkins | B'Etor | 2 | 3 |
| Michael Rider | Lloyd Wiley | Transporter Chief, Security Guard | 1 | 4 |
| Tricia O'Neil | Carol Davis, Cynthia Slayton, Jackie Whitman | Captain Rachel Garrett, Dr. Kurak | 3 | 2 |
| Daniel Roebuck | Alex Winthrop, Dr. Bobby Shaw, Prosecutor Mr. Sodowsky | Jaron | 5 | 2 |
| Brenda Strong | Jan Sinclair | Rashella | 1 | 1 |
| Brooke Bundy | Sherry Lister | Sarah McDougal | 1 | 1 |
| Eric Pierpoint | David Houk | Voval | 1 | 1 |
| Jerry Hardin | Avery Campbell | Samuel Clemens, Radue | 1 | 3 |
| Lenore Kasdorf | Cynthia Hyland | Lorin | 1 | 1 |
| Mark Rolston | Keith Morrissey | Lt. Walter Pierce | 1 | 1 |
| Michael Bofshever | Archie Armstrong | Male Alien | 1 | 1 |
| Patricia McPherson | Karen Sylvester | Ariel | 1 | 1 |
| Reiner Schöne | Jack Huntington, Louis Castillo | Esoqq | 3 | 1 |
| Rosalind Allen | Linda Michaels | Yanar | 1 | 1 |
| Terry O'Quinn | Malcolm Engle | Admiral Eric Pressman | 1 | 1 |
| James Sloyan | Elliot Atkins, Dr. Lucas Forbes | Alidar Jarok, K'Mtar | 3 | 2 |
| Beth Toussaint | Andrea Todd, Yolanda Bergstrom | Ishara Yar | 2 | 1 |
| Christopher McDonald | David Channing, Eric Lane | Lt. Richard Castillo | 2 | 1 |
| Cristine Rose | Lacey St. John | Gi'ral | 1 | 2 |
| Daniel Davis | James Billings | Professor Moriarty | 1 | 2 |
| Earl Boen | Judge George Clayton, Patrick Morrison | Nagilum | 2 | 1 |
| Elaine Nalee | Becky Schraven, Phyllis Ridgeway | Klingon Survivor | 2 | 1 |
| Elizabeth Hoffman | Judge Mary Russell | Premier Bhavani | 5 | 1 |
| Franc Luz | Mike Wilson, Richard Maitland | Ambassador Odan | 2 | 1 |
| Harley Venton | Sonny Carlo | Collins, Hutchinson | 1 | 2 |
| John Hancock | Bobby Neil | Admiral Haden | 1 | 2 |
| Michael Champion | John Jackson | Boratus | 2 | 1 |
| Paul Lambert | Judge Lockwood | Dr. Clarke, Melian | 1 | 2 |
| Rhonda Aldrich | Terri Young | Madeline | 1 | 3 |
| Seymour Cassel | Dick Silvers, Honest Earl Edwards | Lt. Cmdr. Hester Dealt | 3 | 1 |
| Andrew Prine | Gil Briscoe | Administrator | 1 | 1 |
| Ben Slack | Marty Lynch, Sgt. Parker | K'Tal | 2 | 1 |
| Cameron Thor | Paul Knight | Narik | 1 | 2 |
| Dana Sparks | Kari Summers | Tactical Officer | 1 | 1 |
| Erich Anderson | Tom McGuire | Cmdr. Kieran MacDuff | 1 | 1 |
| George Coe | Dr. Lucas Sinclair | Avel Durken | 1 | 1 |
| Harry Groener | Rod Greenwood | Tam Elbrun | 1 | 1 |
| John Anderson | Sam Chandler | Kevin Uxbridge | 1 | 1 |
| John DeMita | Hornsby | Sickbay Romulan | 1 | 1 |
| Jonathan Frakes | Prosecutor Mr. Park | Lieutenant Thomas Riker | 1 | 1 |
| Kathryn Leigh Scott | Janice Barelli, Marla Cordante | Nuria | 3 | 1 |
| Lawrence Dobkin | Marv Shea | Ambassador Kell | 1 | 1 |
| Mark L. Taylor | Norm Fisher | Haritath | 1 | 1 |
| Mark La Mura | Dr. Daniel Baron | John Doe | 2 | 1 |
| Maryann Plunkett | Maggie Shore | Lt. Cmdr. Susanna Leijten | 1 | 1 |
| Nick Tate | Bob | Dirgo | 1 | 1 |
| Nicolas Coster | Chester Gaddis | Admiral Anthony Haftel | 1 | 1 |
| Noble Willingham | Rev. Morley Phelps | Texas | 1 | 1 |
| Richard Herd | Captain Edward Hanna | L'Kor | 1 | 2 |
| Robin Gammell | Marvin Estes | Mauric | 1 | 1 |
| Rod Loomis | Ron | Dr. Paul Manheim | 1 | 1 |
| Samantha Eggar | Katherine Randolph | Marie Picard | 1 | 1 |
| Stanley Kamel | Clayton Ross, Jeweler Mark Douglas | Kosinski | 2 | 1 |
| Wayne Grace | Dwight Hutchinson | Torak | 1 | 1 |
| Pamela Kosh | Housekeeper | Jessel, Mrs. Carmichael | 1 | 3 |
| Bruce Gray | James Hamilton, Mr. Geese | Admiral Chekote | 2 | 1 |
| David Selburg | Frank Mitchell | Dr. Syrus, Whalen | 1 | 2 |
| Robert Harper | Michael Palmer, Walter Judd | Lathal Bine | 2 | 1 |
| Barbara Williams | Jury Foreperson | Anna | 1 | 1 |
| Barrie Ingham | Butler | Danilo Odell | 1 | 1 |
| Daniel Benzali | Henry Mayfield | Surgeon | 1 | 1 |
| David L. Lander | Eli Walsh | Ferengi Tactician | 1 | 1 |
| Fran Bennett | Betty Harding | Admiral Shanthi | 1 | 1 |
| Gerard Prendergast | Dash Harrison | Bjorn Benson | 1 | 1 |
| Jeff McCarthy | Thomas Oldham | Roga Danar | 1 | 1 |
| Marsha Hunt | Harriet | Anne Jameson | 1 | 1 |
| Michael Cavanaugh | Al Brown | Captain Robert DeSoto | 1 | 1 |
| Mitchell Ryan | Ellis Blake | Kyle Riker | 1 | 1 |
| Randal Patrick | Deputy | Crewman | 1 | 1 |
| Richard McGonagle | Dr. Eldon McNeeley | Dr. J'Dar | 1 | 1 |
| Vincent Schiavelli | Julian | Peddler | 1 | 1 |
| Michael Ensign | Doctor, Spaulding Kane | Krola | 2 | 1 |
| Scott Marlowe | Al Brackman | Keeve Falor | 2 | 1 |
| Alan Oppenheimer | Dr. Linder | Koroth | 1 | 1 |
| Ann Gillespie | Linda Lewis | Ensign Hildebrant | 1 | 1 |
| Charley Lang | Miles Turner | Duffy | 1 | 1 |
| Edward Penn | Connelly | Kateras | 1 | 1 |
| Frank Collison | Unshaven Man | Gul Dolak | 1 | 1 |
| Jane Daly | Christine Hayes | Varria | 1 | 1 |
| Michael Harris | Harry Samuels | Byleth | 1 | 1 |
| Peter Mark Richman | Adam Whitley | Ralph Offenhouse | 1 | 1 |
| Rocco Sisto | Manager | Sakkath | 1 | 1 |
| Rosalyn Landor | Nurse Helena Richards | Brenna Odell | 1 | 1 |
| Terence McNally | Kevin Benson | B'Tardat | 1 | 1 |
| Tony Jay | John Bosley Hackett | Campio | 1 | 1 |
| Jeff Allin | Brian Lane, Ken Wilson | Ensign Daniel Sutter | 2 | 1 |
| Bruce French | Col. Miles | Sabin Genestra | 1 | 1 |
| David Spielberg | Peter Angelli | Cmdr. Hutchinson | 1 | 1 |
| Gracie Harrison | Connie Hammond | Clare Raymond | 1 | 1 |
| Grainger Hines | Carl Lang | Gosheven | 1 | 1 |
| Jandi Swanson | Wendy Crowley | Katie | 1 | 1 |
| Judith Jones | Pam Arnold | Edo Girl | 1 | 1 |
| Kay E. Kuter | Uncle Roy | Cytherian | 1 | 1 |
| Milt Tarver | Reporter #2 | Scientist | 1 | 1 |
| Nicholas Cascone | Wesley Wallace | Davies | 1 | 1 |
| Ray Reinhardt | Stefan Lichtman | Admiral Aaron | 1 | 1 |
| Raye Birk | Simon Le Simple | Wrenn | 1 | 1 |
| Shaun Duke | Director | Ensign Gillespie | 1 | 1 |
| Shelby Leverington | Amy Dutton | Transporter Chief Brossmer | 1 | 1 |
| Corbin Bernsen | Corbin Bernsen | Q | 1 | 1 |
| Dierk Torsek | Dr. Lyden | Dr. Bernard | 1 | 1 |
| Cliff Potts | Harry Neiman | Admiral Kennelly | 1 | 1 |
| Dennis Creaghan | Charles Demming | Louis | 1 | 1 |
| Jeff Hayenga | Kevin Maitland | Orta | 1 | 1 |
← Matlock × Star Trek: The Next Generation
Cast data from TVmaze, licensed CC BY-SA 4.0.