Continuity mistake: When "B" accidentally pulls the leg off of the dead dog, the position of it in her hands changes between cuts.
Continuity mistake: Near the end Bridget blocks Ginger in the toilet by propping a plank of wood under the door handle so the door cannot open outward. Earlier, when Ginger was trying to cut off her tail, the door opened inward.
Continuity mistake: Towards the end of the film the amount of monkshood inside Brigette's needle changes several times.
Continuity mistake: When Ginger and Bee are buying tampons, Ginger takes the box from Bee twice without once giving it back.
Continuity mistake: The amount of blood on Sam's face once he's been attacked by werewolf Ginger changes around three times between shots.
Continuity mistake: In the scene where Jason has hold of the little boy in the Halloween costume, the hat on the boy's head disappears between shots, just before Jason releases him.
Continuity mistake: In the scene where Ginger and Pamela are talking about why Ginger's back is hurting, in the shot when Ginger says "Have a fit", the small piece of bread she is about to eat switches from her right to her left hand.