| 
 | |||||||||||||
| William Shatner | Admiral James T. Kirk | |
| Stephen Collins | Cmdr. Willard Decker | |
| James Doohan | Cmdr. Montgomery Scott | |
| DeForest Kelley | Dr. Leonard McCoy | |
| Majel Barrett | Dr. Christine Chapel | |
| Persis Khambatta | Lieutenant Ilia | |
| Walter Koenig | Lt. Pavel Chekov | |
| Nichelle Nichols | Lt. Cmdr. Nyota Uhura | |
| Leonard Nimoy | Commander Spock | |
| George Takei | Lt. Cmdr. Hikaru Sulu | |
| Grace Lee Whitney | CPO Janice Rand | |
| Mark Lenard | Klingon Captain | |
| David Gautreaux | Commander Branch | 
| Director | 
 | ||
| Producer | Gene Roddenberry Jon Povill | ||
| Writer | Gene Roddenberry Alan Dean Foster | ||
| Cinematography | Richard H. Kline | ||
| Musician | Jerry Goldsmith | 
|  | When a destructive space entity is spotted approaching Earth, Admiral Kirk resumes command of the Starship Enterprise in order to intercept, examine, and hopefully stop it. | 
| 
 | 
 | ||||||||