Horror Of The Blood Monsters(1970)
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^Òs 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.
This is the theatrical trailer.