Leonard Nimoy
réalisateur
Harve Bennett
scénariste
Peter Krikes
Steve Meerson
Nicholas Meyer
Leonard Rosenman
compositeur
William Shatner
Admiral James T. Kirk
Captain Spock
DeForest Kelley
Dr. Leonard McCoy
James Doohan
Montgomery Scott
Walter Koenig
Cmdr. Pavel Chekov
Nichelle Nichols
Cmdr. Uhura
George Takei
Cmdr. Hikaru Sulu
Catherine Hicks
Dr. Gillian Taylor
Mark Lenard
Ambassador Sarek
Jane Wyatt
Amanda
Robin Curtis
Lt. Saavik
Robert Ellenstein
Federation Council President
Brock Peters
Admiral Cartwright
John Schuck
Klingon Ambassador
Michael Snyder
Starfleet Communications Officer
Kirk R. Thatcher
Punk on Bus
Michael Berryman
Starfleet Display Officer
Madge Sinclair
Saratoga Captain (non-crédité)
Grace Lee Whitney
Commander Rand
Jane Wiedlin
Alien Communications Officer
Vijay Amritraj
Starship Captain
Majel Barrett
Commander Chapel
Nick Ramus
Saratoga Helmsman
Philip Weyland
Tourist (non-crédité)
producteur