Continuity mistake: In the deer scene the deer breaks the window but the next shot shows the window unbroken.
Continuity mistake: Near the end of the film, when Ranger boss Rick Bailey drives up to the ranger station, the licence plate number on his Jeep is 39697, but when Ranger Danielle crashes it into the cave, it's 37504.
Other mistake: After the Joker has become a vampire, you can still see his reflection in metal poles and such while he is chasing Batman in the bloodbank. (00:47:00 - 00:49:00)
Continuity mistake: Julian and Becky get to school and see one of their friends sparring a bit. His ex Katie arrives and he tries to kiss her. She pushes him away and then grabs again the strap of her bag, but at the cut she is not holding it anymore. (00:11:50)
Continuity mistake: When Tuffy's son is killed, you see his shoe fly by the camera, with his severed foot still inside. Shortly after, when you see the shoe again, it is empty, and simply covered in blood.
Factual error: In the scene where the Gingerdead Man is finally defeated, he fires a six shot revolver at the hero seventeen times without reloading.