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