Revealing mistake: During the earlier graveyard scenes when the zombies or monsters are walking out from their graves, half the makeup is genuine prosthetics, while others are fake thrown together rubber that separates from the actor's faces.
Revealing mistake: When Adams is stuck to the giant web, the lady starts morphing into a human spider and then her fangs shoot out from her mouth to Adam, and instantly kills him. But the kill is a sad fake dummy mask.