A team of researchers discovers a strange mutation of man and octopus who proceeds to terrorize them.
A family of four leaves Los Angeles for a camping trip just before a nuclear bomb destroys the city. As lawlessness prevails, the father must fight to keep his family alive.
An alien being with the power of invisibility lands in Santa Monica. Killing two people who attacked him due to the menacing appearance of his spacesuit, the creature takes it off while being pursued by government authorities.