William Shatner
Admiral James T. Kirk
Leonard Nimoy
Captain Spock
DeForest Kelley
Dr. Leonard 'Bones' McCoy
James Doohan
Captain Montgomery 'Scotty' Scott
George Takei
Cmdr. Hikaru Sulu
Nichelle Nichols
Cmdr. Uhura
Walter Koenig
Cmdr. Pavel Chekov
Majel Barrett
Cmdr. Chapel
Grace Lee Whitney
Commander Rand
Robin Curtis
Lt. Saavik
Mark Lenard
Ambassador Sarek
Jane Wyatt
Amanda
Catherine Hicks
Dr. Gillian Taylor
Brock Peters
Admiral Cartwright
Robert Ellenstein
Federation Council President
Michael Berryman
Starfleet Display Officer
John Schuck
Klingon Ambassador
Jane Wiedlin
Alien Communications Officer
Madge Sinclair
Saratoga Captain (uncredited)
Scott Devenney
Bob Briggs
Vijay Amritraj
Starship Captain
Philip Weyland
Tourist (uncredited)
Monique DeSart
Madelaine (uncredited)
David Ellenstein
Doctor #1