Thieves hijack an aircraft loaded with diamonds, and then must face deadly Amazonian headhunters when the plane crashes in the jungles of Caxambu, Brazil.

A woman believes herself to be the reincarnated spirit of an ancient prince's lover. Meanwhile, a murderer turns out to be the reincarnated spirit of the prince himself.

A murderer enriches his finances by marrying and then killing off a series of wealthy women.

After a UFO sighting, a mysterious phantom in a bizarre outfit starts attacking people in San Fernando Valley.

Atomic scientist/pilot Doug Martin is missing after his plane crashes on an reconnaissance mission after a nuclear test. Miraculously appearing unhurt at the base later, he is given sodium amethol, but authorities are skeptical of his story that he was captured by aliens determined to conquer the Earth with giant monsters and insects. Martin vows to use existing technology to destroy them.