Factual error: The movie takes place in West Virginia, but when Allison is looking at bug spray a Calgary flag is visible behind her. (00:03:20)
Factual error: The newspaper which Allison and Dale read during the film's finale is dated Tuesday, July 15, 1990. In 1990, July 15 was a Sunday. (01:13:40)
Factual error: When the Sherriff dies, one of the college kids picks up the Sheriff"s gun and shoots himself accidentally, then Chad picks up the gun and fires eleven more times. The gun is a revolver, which only holds six rounds.