Police try to track down a hooded serial killer who murders his victims with a combination of acid and poison gas

A woman is kidnapped and her identity is stolen by criminals attempting to collect her inheritance.

A hooded serial killer finds a novel way to murder his victims–he lashes them to death with a whip. The police try to track him down before any more murders…

A serial-killer is murdering the ladies of a night club. Detective Gray is seeking for the killer but can only find a lot of gangsters. And the killer is about…

Mobsters conspire to loot another criminal’s treasure secured in an enormous booby-trapped vault.

A rich man bequeaths seven keys to seven of his friends, but only one will unlock the door to untold wealth.