While watching two children on Halloween night, a babysitter finds an old VHS tape in the kids' trick or treat bag. The tape features three tales of terror, all linked together by a murderous clown.

The mummy of a cursed pharaoh and a reanimated corpse terrorize a medical university. Only an Egyptologist and a college professor, the deranged Dr. Frankenstein, may be able to stop the creatures before it's too late.