Tor Johnson

A defecting Soviet scientist is hit by a nuclear explosion and mutates into a hulking beast, roaming wild near an atomic test site in Nevada.

Inside a gothic mansion, a mad scientist and his beastly assistant conduct experiments on human victims to create a race of atomic superbeings.

Extraterrestrials invade the San Fernando Valley to stop humans from creating a doomsday device by reanimating the dead and causing total chaos.