The Mummy, the Will, and the Crypt

Twelve-year-old Johnny Dixon and his friend Professor Childermass are on the hunt for a hidden will left by an eccentric cereal tycoon. Mr. Glomus, who committed suicide, made sure his heirs would have a difficult time after his death. Despite warnings, Johnny can't resist the challenge of the deserted Glomus mansion, where he soon finds himself alone with one of the undead.