A mad scientist creates a monster called “Mosaico,” who breaks out of the laboratory to hunt down and kill beautiful women.
A scientist begins to research the origin of the mind and the soul, but, the science community rejects him. As he risks losing everything he’s worked for, he takes desperate measures to save his research and further his own causes, thereby becoming… a man who changed his mind. Re-released as the Man Who Lived Again.
Gangster Alexander Ward, his girlfriend and two henchmen arrive in Deadwood, South Dakota to steal gold bars. They enlist the aid of a local ski instructor, Gil Jackson to guide them to safety after the robbery. But a blizzard forces them to take refuge in the instructor’s cabin.
The explosion they set off in a cave as a distraction during the heist has irritated the big spider that lives there and they all are in danger.
Deep in the swamps of Texas the mad Dr. Simond Trent conducts experiments on the locals. He longs to discover the secret of evolution. When a party of oil surveyors comes upon his lab he turns one of them into a grotesque amphibious creature.
A young girl is killed at the beach in Malibu. Professor Otto Lindsay suspects that it is some form of mutated fish. His son Richard believes it’s a madman who has a grudge against him and his friends. The list of victims grows, along with the mystery.