You'll scream yourself into a state of shock!
Astronauts land on a planet with prehistoric creatures and a war between a human-like tribe and a race of vampires.
- Release Date: February 1, 1970
- Runtime: 85 minutes
- Production countries: United States of America
- Original Title: Horror of the Blood Monsters
- Original Language: English
Genres: Action, Horror, Science Fiction
Actors: John Carradine, Jennifer Bishop, Vicki Volante, Robert Dix, Joey Benson