Deliberate mistake: When Kyle goes through the windshield, the windshield shatters like tempered glass. Windshields at the time were made of laminated glass.
Darkness Falls (2003)
1 deliberate mistake
Directed by: Jonathan Liebesman
Starring: Emma Caulfield, Lee Cormie, Antony Burrows, Chaney Kley, Emma Caulfield Ford, Grant Piro
Continuity mistake: When Kyle is fighting the Tooth Fairy, he sets his sleeve on fire to burn her and get her away. A couple of shots later he is shown putting the flame out with his hand. His shirt is completely unburned.
Trivia: This film shares a title with a season 1 episode of The X-Files, which similarly deals with an entity that kills people if they aren't standing in the safety of light.