A doctor finds a jungle laboratory, complete with mad scientist and genetic engineering experiments

A mad scientist creates a monster, but after its head is cut off, he keeps it alive in a serum he has invented.

A man who loves to travel, travels to an island where a mad doctor is creating zombies.

Americans investigating the results of nuclear radiation discover a man-eating monster on a remote island.

A Marine unit on a Japanese-held island in the Philippines tries to hook up with local Filipino guerrillas.