A fisherman is found strangled and investigators come to believe it may have been by the irradiated skeleton that was found near his body. The film is often erroneously listed as an alternative title for 1971's "Blood Thirst."

A sex-crimes specialist from New York travels to the Philippines to help his friend, a Manila homicide detective, solve a series of murders.

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

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

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