Malibu Productions

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

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 as he grows he starts losing his mind. By the time he stops he is 50 ft tall, insane and is on the rampage.

A group of Viking women build a ship and set off across the sea to locate their missing menfolk, only to fall into the clutches of the barbarian Grimolts who hold their men captive and worship the sea serpent which overturned their ship.

Aliens equipped with venomous claws invade a small town, but the town's teenage population is mobilized to fight the menace.