Discover
Richard Anderson
Dr. Paul Mallon
Elaine Edwards
Tina Enright
Adele Mara
Maria Fiorillo
Luis van Rooten
Dr. Carlo Fiorillo
Jan Arvan
Police Insp. Renaldi
Felix Locher
Dr. Emanuel
Gar Moore
Dr. Enricco Ricci
Bob Bryant
Quintillus Aurelius
Morris Ankrum
Narrator (unconfirmed)
George Sawaya
Tony
Rudy Germane
Police Officer (uncredited)
Jack Kenney
Police Officer (uncredited)
George Sawaya
Tony (uncredited)
Stephen Soldi
Workman (uncredited)
Camera
Kenneth Peach
Director of Photography
Costume & Make-Up
Vou Lee Giokaris
Wardrobe Master
Einar Bourman
Wardrobe Master
Layne Britton
Makeup Artist
Kay Shea
Hairstylist
Crew
Ira Anderson Jr.
Special Effects
Editing
Grant Whytock
Editor
Sound
Robert G. Carlisle
Sound Effects Editor
Frank Webster
Sound
Gerald Fried
Original Music Composer
Writing
Jerome Bixby
Screenplay
Camera
Kenneth Peach
Director of Photography
Costume & Make-Up
Vou Lee Giokaris
Wardrobe Master
Einar Bourman
Wardrobe Master
Layne Britton
Makeup Artist
Kay Shea
Hairstylist
Crew
Ira Anderson Jr.
Special Effects
Editing
Grant Whytock
Editor
Sound
Robert G. Carlisle
Sound Effects Editor
Frank Webster
Sound
Gerald Fried
Original Music Composer
Writing
Jerome Bixby
Screenplay