Credits
Cast
John Carradine
Dr. Rynning
Robert Dix
Dr. Manning
Vicki Volante
Valerie
Joey Benson
Willy
Jennifer Bishop
Lian Malian
Bruce Powers
Cmdr. Steve Bryce
Fred Meyers
Bob Scott
Britt Semand
Linda
Al Adamson
Earthly Vampire (uncredited)
John Andrews
Man in Warehouse (uncredited)
John "Bud" Cardos
Vampire Caveman (uncredited)
Theodore Gottlieb
Opening Narrator (voice) (uncredited)
Gary Graver
Earthly Vampire (uncredited)
Sean Graver
Boy with Mother (uncredited)
Maria Lease
Girl with Purse (uncredited)
Gus Peters
Earthly Vampire (uncredited)
Irv Saunders
Earthly Vampire (uncredited)
Camera
Vilmos Zsigmond
Director of Photography
William G. Troiano
Director of Photography
Costume & Make-Up
Jean Hewitt
Makeup Artist
Crew
David L. Hewitt
Special Effects
Editing
Peter Perry Jr.
Editor
Production
Ewing Miles Brown
Associate Producer, Supervising Editor
Charles McMullen
Executive Producer
Zoe Phillips
Executive Producer
Al Adamson
Producer, Director
Sound
Mike Velarde
Original Music Composer
Writing
Sue McNair
Screenplay