
William Shatner
Captain James T. Kirk


Kirk and a sub-skeleton crew are ordered to test out an advanced artificially intelligent control system - the M-5 Multitronic system, which could potentially render them all redundant.
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William Shatner
Captain James T. Kirk

Leonard Nimoy
Mr. Spock

DeForest Kelley
Dr. Leonard McCoy

William Marshall
Daystrom

James Doohan
Scott

George Takei
Sulu

Nichelle Nichols
Uhura

Walter Koenig
Pavel Chekov
Sean Morgan
Harper

Barry Russo
Wesley
Bill Blackburn
Lieutenant Hadley
Frank da Vinci
Lt. Brent
Roger Holloway
Lt. Lemli

Eddie Paskey
Lieutenant Leslie