演员
Lloyd Haynes
Lt. Dave Burston
伦纳德·尼莫伊
Comdr. Phil Kettenring
基南·怀恩
Orville Kelly
Malachi Throne
Dr. Dykers
John Winston
English Scientist
Larry McCormick
Radio Operator
Dewey Martin
Skip Langley
山姆·艾里奥特
Ens. William 'Bill' Sandover
Ivor Barry
Donald Ellington
Ron Masak
CPO Corky Schmidt
约瑟夫·科顿
Admiral
William Windom
Capt. Frank Reardon
Bobby Herbeck
Sonarman