Sci-Fi Action Adventure Thriller
A surprise visit from Spock's father provides a startling revelation: McCoy is harboring Spock's living essence.
Directed by
Leonard Nimoy
Written by
Harve Bennett
Christopher Lloyd
Cmdr. Kruge
William Shatner
Admiral James T. Kirk
Eddy Donno
Frank Welker
Spock's Screams
Mark Lenard
Ambassador Sarek
Grace Lee Whitney
Commander Janice Rand (Woman in Cafeteria)
DeForest Kelley
Dr. Leonard 'Bones' McCoy
Leonard Nimoy
Captain Spock / Elevator Voice
George Takei
Cmdr. Hikaru Sulu
Miguel Ferrer
First Officer
Scott McGinnis
Starfleet Cadet "Mr. Adventure"
Nichelle Nichols
Cmdr. Uhura
Judith Anderson
Vulcan High Priestess
James Doohan
Captain Montgomery 'Scotty' Scott
Tom Woodruff Jr.
Phil Morris
Trainee Foster
Jeanne Mori
Helm Officer
James B. Sikking
Captain Styles
Walter Koenig
Cmdr. Pavel Chekov
Carl Steven
Spock...Age 9
Phillip R. Allen
Capt. Esteban
John Larroquette
Maltz
Robert Hooks
Admiral Morrow
Merritt Butrick
Dr. David Marcus
Branscombe Richmond
Klingon Gunner #2
Robin Curtis
Lt. Saavik
Stephen Manley
Spock...Age 17
Chuck Hicks
Tom Morga
Vadia Potenza
Spock...Age 13
Joe W. Davis
Spock at age 25
Nanci Rogers
Bar Waitress (uncredited)
Paul Sorensen
Captain
Jean Coulter

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