| Person | Type | Job | Role(s) |
|---|---|---|---|
 Al Jones | Crew | Crew | Stunt Double |
 Alan Howarth | Crew | Sound | Sound Effects |
Alan Oliney | Crew | Crew | Stunts |
Cecelia Hall | Crew | Sound | Supervising Sound Editor |
Charles Correll | Crew | Camera | Director of Photography |
 Chuck Hicks | Crew | Crew | Stunts |
 Chuck Picerni Jr. | Crew | Crew | Stunts |
Danny Rogers | Crew | Crew | Stunts |
David J. Hudson | Crew | Sound | Sound Re-Recording Mixer |
Don Charles McGovern | Crew | Crew | Stunts |
 Eddy Donno | Crew | Crew | Stunts |
Elza Bergeron | Crew | Production | Casting |
 Harve Bennett | Crew | Production | Producer, Writer |
 James Horner | Crew | Sound | Original Music Composer |
James M. Halty | Crew | Crew | Stunts |
Jean Coulter | Crew | Crew | Stunts |
Jeff Jensen | Crew | Crew | Stunts |
Jim Kail | Crew | Costume & Make-Up | Makeup Artist |
John E. Chilberg II | Crew | Art | Art Direction |
 John C. Meier | Crew | Crew | Stunt Double |
 Ken Ralston | Crew | Visual Effects | Visual Effects Supervisor |
 Kenny Endoso | Crew | Crew | Stunts |
 Leonard Nimoy | Crew | Directing | Director |
Mary Ann Barton | Crew | Production | Casting |
Phil Chong | Crew | Crew | Stunts |
 R.A. Rondell | Crew | Crew | Stunt Coordinator |
 Ralph Winter | Crew | Production | Associate Producer |
Rick Stratton | Crew | Costume & Make-Up | Makeup Artist |
Robert F. Shugrue | Crew | Editing | Editor |
Robert Fletcher | Crew | Costume & Make-Up | Costume Design |
Robert W. Glass Jr. | Crew | Sound | Sound Re-Recording Mixer |
Ron Stein | Crew | Crew | Stunt Coordinator |
Steve LaPorte | Crew | Costume & Make-Up | Special Effects Makeup Artist |
Stuart Jensen | Crew | Production | Casting |
 Tom Morga | Crew | Crew | Stunts |
Tom Pedigo | Crew | Art | Set Decoration |
 Tom Woodruff Jr. | Crew | Costume & Make-Up | Special Effects Makeup Artist |
Wes Dawn | Crew | Costume & Make-Up | Makeup Artist |
Ray West | Crew | Sound | Sound Re-Recording Mixer |
Gary Nardino | Crew | Production | Executive Producer |
Steve Blalock | Crew | Crew | Stunts |
David Burton | Crew | Crew | Stunts |
John Hockridge | Crew | Directing | First Assistant Director |
James Lee McCoy | Crew | Costume & Make-Up | Makeup Artist |
Silvia Abascal | Crew | Costume & Make-Up | Hairstylist |
Ernest Robinson | Crew | Crew | Stunts |
Bob Dawson | Crew | Crew | Special Effects |
Frank James Sparks | Crew | Crew | Stunts |
 Branscombe Richmond | Cast | Actor | Klingon Gunner #2 |
 Carl Steven | Cast | Actor | Spock...Age 9 |
 Christopher Lloyd | Cast | Actor | Cmdr. Kruge |
 DeForest Kelley | Cast | Actor | Dr. Leonard 'Bones' McCoy |
 Frank Welker | Cast | Actor | Spock's Screams |
 George Takei | Cast | Actor | Cmdr. Hikaru Sulu |
 Grace Lee Whitney | Cast | Actress | Commander Janice Rand (Woman in Cafeteria) |
 James Doohan | Cast | Actor | Captain Montgomery 'Scotty' Scott |
 James B. Sikking | Cast | Actor | Captain Styles |
 Jeanne Mori | Cast | Actress | Helm Officer |
 John Larroquette | Cast | Actor | Maltz |
 Judith Anderson | Cast | Actress | Vulcan High Priestess |
Leonard Nimoy | Cast | Actor | Captain Spock / Elevator Voice |
 Mark Lenard | Cast | Actor | Ambassador Sarek |
 Merritt Butrick | Cast | Actor | Dr. David Marcus |
 Miguel Ferrer | Cast | Actor | First Officer |
Nanci Rogers | Cast | Actress | Bar Waitress (uncredited) |
 Nichelle Nichols | Cast | Actress | Cmdr. Uhura |
Paul Sorensen | Cast | Actor | Captain |
 Phil Morris | Cast | Actor | Trainee Foster |
 Phillip R. Allen | Cast | Actor | Capt. Esteban |
 Robert Hooks | Cast | Actor | Admiral Morrow |
 Robin Curtis | Cast | Actress | Lt. Saavik |
 Scott McGinnis | Cast | Actor | Starfleet Cadet "Mr. Adventure" |
Stephen Manley | Cast | Actor | Spock...Age 17 |
Vadia Potenza | Cast | Spock...Age 13 | |
 Walter Koenig | Cast | Actor | Cmdr. Pavel Chekov |
 William Shatner | Cast | Actor | Admiral James T. Kirk |
Joe W. Davis | Cast | Spock at age 25 | |
| Person | Type | Job | Role(s) |
