Glenn Manning, “The Amazing Colossal Man,” believed dead after falling from the Hoover Dam, reemerges in rural Mexico, brain damaged, disfigured, and very angry.

Lt. Col. Glenn Manning is inadvertently exposed to a plutonium bomb blast and although he sustains burns over 90% of his body, he survives. Then he begins to grow, but…

Roger Corman’s post-holocaust quickie about an adolescent tribesman who dares to explore the feared “forbidden zone.”

Teenagers from a small town and their high school science teacher join forces to battle a giant mutant spider, living in a cave nearby and getting hungry.