Scientists and US Air Force officials fend off a blood-thirsty alien organism while investigating at a remote arctic outpost.

In a 16th-century European town, the ruling family has been given a prophecy that, should there ever be twin boys born, the younger will murder the older; so is dismayed…

A nurse in the Caribbean turns to voodoo in hopes of curing her patient, a mindless woman whose husband she’s fallen in love with.

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,…

When several women are found mutilated and murdered, the Paris police are baffled as to who the killer may be. All evidence points to Dupin, but soon it becomes apparent…

Kurt Ingston, a rich recluse, invites the doctors who left him a hopeless cripple to his desolate mansion in the swamps as one by one they meet horrible deaths.

A giant octopus, whose feeding habits have been affected by radiation from H-Bomb tests, rises from the Mindanao Deep to terrorize the California Coast.

Attorney Wayne Fletcher and his secretary have an affair. When Wayne’s wife is found smothered to death, he becomes the prime suspect. As the police investigate the murder, a psychic…

A scientist successfully creates an invisibility serum, only to be kidnapped by a gang of thugs who wish to use the formula to rob a priceless jewel.

British Egyptologist Professor Morlant seeks immortality through a jewel buried in the tomb of an Oriental idol. Upon his death, Morlant returns to Earth to seek vengeance upon those who…

When a leopard escapes during a publicity stunt, it triggers a series of murders.

After a vampire leaves his native Balkans, he murders a Czech artist, assumes his identity, and moves in with the dead man’s American cousins.