Horror Of The Blood Monsters (1970)

aka’s: Creatures Of The Prehistoric Planet/Creatures Of The Red Planet/
Blood Creatures From The Prehistoric Planet/Flesh Creatures Of The Red Planet/Horror Creatures Of The Prehistoric Planet/The Flesh Creatures/Space Mission Of The Prehistoric Planet

In the near future with a intergalactic vampire plague threatening Earth, an expedition is sent to a distant galaxy in hopes of discovering the plague’s source. Landing on a mysterious planet they discover that spectrum radiation has turned the atmosphere into a one-color tint. Exploring further, the group discovers living dinosaurs, a race of vampire cavemen and other strange creatures. Stars John Carradine, Robert Dix and Vicki Volante. Directed by Al Adamson.