Aliens from a dying world plot to conquer earth by praying on man's superstitions. Bringing two dead scientists back to life, they use their knowledge to re-animate various monsters.
Betty Boop hosts a Halloween party with aid from a scarecrow, but an uninvited gorilla threatens havoc.
Koko takes Betty to the museum, where she's locked in overnight and forced to sing at the skeletons' dance.
Dracula travels to the American West, intent on making a beautiful ranch owner his next victim. Her fiance, outlaw Billy the Kid, finds out about it and rushes to save her.
