Trivia: A fan theory on Reddit suggest that Roy Burns was possessed by the spirit of Jason Voorhees. There is some credence to this theory considering that the murders Roy committed would require inhuman strength, he broke down a solid wooden door by just walking through it and when he got hit by a tractor, he got back up very quickly. How he got possessed by Jason however has never been explained.
Trivia: This film is notorious for having undertones and themes that many perceive as homoerotic, and the events of the film are often perceived by critics as a personification of the lead character Jesse being tormented by being "in the closet" and unable to be true to himself. While the makers of the film initially denied that this subtext was intentional, screenwriter David Chaskin recently admitted that the subtext was intentionally written into the script in order to give the characters and story depth.
Trivia: The car that Charlie drives belongs to director Tom Holland.
Trivia: Based only very loosely on the story "Herbert West: Reanimator" by H.P. Lovecraft, taking great liberties with the original story. This was, reportedly, one of Lovecraft's least favorite among his stories, one that he only wrote in order to "pay the bills."
Trivia: Gary Busey ad-libbed a majority of his lines. When director Daniel Attias told Stephen King about this, Stephen said he was OK with it.
Trivia: The evil count is named "Magnus Lee." His surname is nod to famed actor Christopher Lee, who portrayed Dracula in a number of horror films.
Trivia: Christopher Lee agreed to appear in the film because he had never made a werewolf movie and wanted to make one. However, he absolutely hated the finished film. He later personally apologized to original "Howling" director Joe Dante (who had no involvement in this sequel) for making the film.