Cast
Rex Reason
Dr. Cal Meacham
Faith Domergue
Dr. Ruth Adams
Jeff Morrow
Exeter
Lance Fuller
Brack
Robert Nichols
Joe Wilson
Russell Johnson
Steve Carlson
Douglas Spencer
The Monitor of Metaluna
Richard Deacon
Spacecraft Pilot
Regis Parton
Mutant
Karl Ludwig Lindt
Dr. Adolph Engelborg
Robert B. Williams
Webb
Coleman Francis
Express Deliveryman
Crew
Rosemary Odell
Costume Design
Julia Heron
Set Decoration
Alexander Golitzen
Art Direction
Russell A. Gausman
Set Decoration
Richard H. Riedel
Art Direction
Virgil W. Vogel
Editor
William Alland
Producer
Franklin Coen
Screenplay
Clifford Stine
Director of Photography
Joseph M. Newman
Director
Bud Westmore
Makeup Artist
Joan St. Oegger
Hairstylist
Raymond F. Jones
Story
George Callahan
Screenplay
Roswell A. Hoffmann
Visual Effects
