The Las Vegas Monster is a story based on several ideas developed by the late Pete Peterson and stop motion test footage he shot in the late 1950s and early 1960s. The first story was about a baboon that was sent into space and upon it's return mutated into a rampaging monster. The second was about a test of pressure suits for astronauts that goes terribly wrong and turns the astronauts into bug-eyed monsters. These two stories have been blended together...