John Carradine
饰 Dr. Rynning
Jennifer Bishop
饰 Lian Malian
Bruce Powers
饰 Cmdr. Steve Bryce
Al Adamson
饰 Earthly Vampire (uncredited)
John Andrews
饰 Man in Warehouse (uncredited)
John "Bud" Cardos
饰 Vampire Caveman (uncredited)
Theodore Gottlieb
饰 Opening Narrator (voice) (uncredited)
Gary Graver
饰 Earthly Vampire (uncredited)
Sean Graver
饰 Boy with Mother (uncredited)
Maria Lease
饰 Girl with Purse (uncredited)
Gus Peters
饰 Earthly Vampire (uncredited)
Irv Saunders
饰 Earthly Vampire (uncredited)
