Casting

Director

Leonard Nimoy

Producer

Harve Bennett

Executive Producer

Gary Nardino

Writer

Harve Bennett

Original Music Composer

James Horner

Director of Photography

Charles Correll

Editor

Robert F. Shugrue

Casting

Elza Bergeron, Mary Ann Barton, Stuart Jensen

Stunt Coordinator

R.A. Rondell, Ron Stein

Art Direction

John E. Chilberg II

Set Decoration

Tom Pedigo

Costume Design

Robert Fletcher

Makeup Artist

Rick Stratton, Jim Kail, Wes Dawn, James Lee McCoy

Hairstylist

Silvia Abascal

Visual Effects Supervisor

Ken Ralston

William Shatner
William ShatnerAdmiral James T. Kirk
DeForest Kelley
DeForest KelleyDr. Leonard 'Bones' McCoy
James Doohan
James DoohanCaptain Montgomery 'Scotty' Scott
George Takei
George TakeiCmdr. Hikaru Sulu
Walter Koenig
Walter KoenigCmdr. Pavel Chekov
Nichelle Nichols
Nichelle NicholsCmdr. Uhura
Christopher Lloyd
Christopher LloydCmdr. Kruge
Robin Curtis
Robin CurtisLt. Saavik
Mark Lenard
Mark LenardAmbassador Sarek
Merritt Butrick
Merritt ButrickDr. David Marcus
Judith Anderson
Judith AndersonVulcan High Priestess
James B. Sikking
James B. SikkingCaptain Styles
Phillip R. Allen
Phillip R. AllenCapt. Esteban
Robert Hooks
Robert HooksAdmiral Morrow
John Larroquette
John LarroquetteMaltz
Carl Steven
Carl StevenSpock...Age 9
?
Vadia PotenzaSpock...Age 13
Stephen Manley
Stephen ManleySpock...Age 17
?
Joe W. DavisSpock at age 25
Leonard Nimoy
Leonard NimoyCaptain Spock / Elevator Voice
Miguel Ferrer
Miguel FerrerFirst Officer
Branscombe Richmond
Branscombe RichmondKlingon Gunner #2
Frank Welker
Frank WelkerSpock's Screams
Scott McGinnis
Scott McGinnisStarfleet Cadet "Mr. Adventure"
Phil Morris
Phil MorrisTrainee Foster
Jeanne Mori
Jeanne MoriHelm Officer
Grace Lee Whitney
Grace Lee WhitneyCommander Janice Rand (Woman in Cafeteria)
?
Nanci RogersBar Waitress (uncredited)
?
Paul SorensenCaptain
Danny Rogers
Danny RogersMerchantman First Officer (uncredited)