演职人员
Glenn Martin
George Nader
Gale Wilson
Barbara Nichols
Prof. Vaughn Dornheimer
乔治·麦克雷迪
Lisa Dornheimer
Dolores Faith
Austin Welles
Hugh Beaumont
National Intelligence
Richard Arlen
Dr. Kolos
理查德·基尔
Thor, the Butler
John Indrisano
The Galaxy Being
Ted Durant
Reporter (uncredited)
Tommy Leonetti
Blonde Lab Assistant
Margaret Teele
Brunette Lab Assistant
Alean 'Bambi' Hamilton
Dr. Munson
Walter Abel
Dr. Munson (as Melville Ruick)
Mel Ruick
Dr. Lin Yung
Kim Satana
(as John Daston)
John Dasten
(as Bill Hampton)
William White
(Uncredited)
Andrew Johnson