Without Warning

A man's recently transplanted heart leads him on a frantic search to find the donor's killer before a similar fate befalls him.

The first manned expedition to Mars is invaded by an unknown life form, which stows away on the rescue ship.

A mysterious artifact unearthed below a London Underground station proves to have powerful psychic effects on the people around.

Two young boys sneak aboard a spaceship and find themselves whisked away to the mysterious planet Terra. There, they encounter Gamera's old foe Gyaos...

A scientific expedition to Loch Ness runs into trouble when the group leader is killed in a mysterious diving accident. Soon after, when the...

A pathologist experiments with a deaf-mute woman who is unable to scream to prove that humans die of fright due to an organism he names The Tingler...

A wealthy landowner living in Haiti convinces a sorcerer to lure the woman he has fallen for away from her fiancé. The madman later betrays...

A mute alien with the appearance of a black human is chased by outer-space bounty hunters through the streets of Harlem.

A powerful cosmic force is turning Earth women into queen bees who kill men by wearing them out sexually.

An alien impregnates an Earth woman so she can deliver an alien "messiah" that will rule the world. A newspaper reporter finds out what's going on...

A janitor at an alien night-club gets his wish to be a singer.

After a landsman in 18th century England discovers a corpse covered in fur buried in a field, the town becomes infected by "the devil's skin,"...