Horror of the Blood Monsters

Astronauts land on a planet with prehistoric creatures and a war between a human-like tribe and a race of vampires.

• 
  John Carradine

  Dr. Rynning
• 
  Robert Dix

  Dr. Manning
• 
  Vicki Volante

  Valerie
• 
  Jennifer Bishop

  Lian Malian
• 
  Britt Semand

  Linda
• 
  Al Adamson

  Earthly Vampire (uncredited)
• 
  John "Bud" Cardos

  Vampire Caveman (uncredited)
• 
  Theodore Gottlieb

  Opening Narrator (voice) (uncredited)
• 
  Gary Graver

  Earthly Vampire (uncredited)
• 
  Maria Lease

  Girl with Purse (uncredited)