 Robert Vaughn stars as a white 35 year old teenage caveman with styled hair who seeks to discover what is in the uncharted jungles beyond his tribe s campsite. It is against the Word (and the Word is the Law), but he breaks it anyway. Soon he discovers a strange creature which kills with its touch. We later learn that this is not a prehistoric tale, but a post-apocalyptic tale, and the strange creature is a 500-plus year old irradiated scientist in a radiation suit...