Discover
Dick Miller
Dave Boyer
Susan Cabot
Sybil Carrington
Richard Devon
Dr. Pol Van Ponder
Robert Shayne
Cole Hotchkiss
Michael Fox
Jason ibn Akad
Eric Sinclair
Dr. Howard Lazar
Jered Barclay
John Compo
John Brinkley
Brunet Helmsman of Satellite
Tony Miller
Blond Helmsman of Satellite
Bruno VeSota
Mr. LeMoine
Jay Sayer
Jay
Mitzi McCall
Mitzi
Roy Gordon
The President
Beach Dickerson
Crewman with Gun
Jim Knight
Reporter
Roger Corman
Ground Control (uncredited)
James Gonzalez
Technician (uncredited)
Pat Clement
Reporter (uncredited)
Norman Stevans
Reporter (uncredited)
Camera
Floyd Crosby
Director of Photography
Directing
Roger Corman
Director
Editing
Irene Morra
Editor
Sound
Walter Greene
Original Music Composer