劇情簡介
由寇克將軍領導的「企業號」太空船，因為接收到來自太陽系軌道的不明探測波，乃徵得組員同意，從二十三世紀的銀河重返二十世紀的地球，在舊金山營救了兩隻全世界碩果僅存的座頭鯨，並把它們帶回星際銀河中。
演員陣容
Walter Koenig .... Cmdr. Pavel Chekov
Leonard Nimoy .... Captain Spock
威廉·夏納 William Shatner .... Admiral/Captain James T. Kirk
Majel Barrett .... Dr. Christine Chapel
James Doohan .... Capt. Montgomery "Scotty" Scott
DeForest Kelley .... Dr. Leonard "Bones" McCoy
George Takei .... Cmdr. Hikaru Sulu
Jane Wiedlin .... Alien communications officer
Joseph Adamson .... Doctor (uncredited)
Vijay Amritraj .... Starship captain
Michael Berryman .... Starfleet display officer
Mike Brislane .... Saratoga science officer
Robin Curtis .... Lieutenant Saavik
Monique DeSart .... Madeleine (uncredited)
Scott DeVenney .... Bob Briggs
