Actors in both Mission: Impossible and Star Trek
125 actors have appeared in both Mission: Impossible and Star Trek, across 250 episodes. The most-credited is Bob Johnson, Person on Tape in Mission: Impossible and Ground Control in Star Trek.
| Actor | In Mission: Impossible | In Star Trek | Eps | Eps |
|---|---|---|---|---|
| Bob Johnson | Person on Tape | Ground Control | 148 | 1 |
| George Takei | Roger Lee | Lt. Hikaru Sulu, Mirror Sulu | 1 | 47 |
| Lee Meriwether | Tracey, Anna Rojak | Losira | 8 | 1 |
| Barbara Anderson | Mimi Davis | Lenore Karidian | 7 | 1 |
| Arthur Batanides | Father Paolo Dominguin, Joe Fort, Kura | D'Amato | 5 | 1 |
| Mark Lenard | Aristo Skora, Col. Luis Cardoza, Colonel Bakram | Ambassador Sarek, Romulan Commander | 4 | 2 |
| Antoinette Bower | Amara, Nora Bennett, Olga Vanin | Sylvia | 4 | 1 |
| Jack Donner | Buccaro, Captain Praedo, Bob Field | Sub-Commander Tal | 9 | 1 |
| Jason Evers | Ben Nelson, Carl Dietrich, Ray Dunson | Rael | 4 | 1 |
| Michael Strong | Barsky, Police Chief Petrovitch, Stephan Gomalk | Dr. Roger Korby | 4 | 1 |
| William Shatner | Joseph Conrad, Thomas Kroll | Dr. Janice Lester (in Kirk's body), Mirror Kirk, Negative Captain James T. Kirk | 2 | 3 |
| William Windom | Alex Cresnic, Deputy Premier Milos Pavel, Paul Mitchell | Commodore Matthew Decker | 4 | 1 |
| John Colicos | Commissioner Taal Jankowski, Manuel Ferrar, Milos Kuro | Kor | 3 | 1 |
| Steve Ihnat | Col. Alex Stahl, Major Paul Johan, Stefan Miklos | Garth of Izar | 3 | 1 |
| Joseph Ruskin | Colonel Scutari, King Ibn Borca, Colonel Hatafis | Galt | 6 | 1 |
| Barbara Luna | Elena Maria Del Barra, Wai Lee | Lt. Marlena Moreau, Mirror Marlena | 2 | 1 |
| James Daly | Alfred Belzig, Carl Wilson / Josef Gort | Flint | 2 | 1 |
| Lou Antonio | Robert Siomney, Rudy Blake | Lokai | 2 | 1 |
| Skip Homeier | Maj. January Gruner | Melakon, Sevrin | 1 | 2 |
| William Smithers | Frank Egan, Victor Tomar | Captain R. M. Merik | 2 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.