Trivia: Pinhead is not named in this movie, and is simply credited as lead Cenobite.
Trivia: The man playing Joel Glicker's father is Barry Sonnenfeld, the film's director.
Trivia: The Chinese tattoo on Bill's arm reads Wo de shi jie, which means "My world."
Trivia: Christopher Walken doesn't speak a single word in the entire course of the movie.
Trivia: Ryan Reynolds gained 11kg (or roughly 24lbs) of muscle for his role as Hannibal King.
Trivia: Henry's sister in the film is really Quinn Culkin, Macaulay Culkin's sister in real-life.
Trivia: In the second youth hostel they visit, people are watching TV. The movie they are watching is Pulp Fiction, directed by Quentin Tarantino, who is one of the producers of this film.
Trivia: The bees in the dome scene are real (there were about 30,000 of them). David Duchovny and Gillian Anderson were actually in the dome with them, and neither of them wore protective gear, but weren't stung nonetheless.
Trivia: In the scene after Candice dies the guys are at the office having a drink. Watch carefully - when Olivia is leaving she knocks a photo on the floor; this is a photo of her and a friend. Look at the bottom right of that picture and you will see the logo of the roller coaster From Final Destination 3.
Trivia: In the Marvel Comic series where the characters originate from, Deacon Frost was actually an elder man, and an alchemist who dabbled in vampirism and - via one of his experiments - turned himself into a unique vampire who could create doppelgangers of his victims.
Trivia: The courtroom judge is played by Trey Parker's dad.
Trivia: Danielle Harris, who plays Annie Brackett in the movie also played Jamie Lloyd in Halloween 4: The Return of Michael Myers & Halloween 5: The Revenge of Michael Myers.
Trivia: After the girl kills herself the gas station they stop at from the outside looks identical to the gas station in the original. (00:14:50)
Trivia: The Spierig bros. went to their butcher and bought rotten chicken and pig guts to enhance the effects.
Trivia: Steven Spielberg saw this film when he was a child and was fascinated by the Martians. He later based E.T. from E.T. the Extra-Terrestrial (1982) on them.
Trivia: Hammond doesn't appear in the second book (though he does in the second movie). This is because, in the book series, Hammond was killed in the first book. He slipped, broke his ankle and was fatally attacked by compies.
Trivia: At the dinner ceremony where Spawn attacks Wynn and kills Church, you can see a red-headed woman in a blue gown walking among the patrons in the beginning of the scene. The camera focuses on her briefly, but for a reason - look at her earrings. They are Spawn insignia. This is a reference to the angel Hellspawn hunter Angela, who wears those same insignia in the comics as trophies of her victories over previous Hellspawn. Very clever reference.
Trivia: To help promote the movie "Jason Takes Manhattan", Kane Hodder appeared on The Arsenio Hall Show as Jason. He remained in character the whole time and never spoke.
Trivia: Peter Capaldi, the new Doctor Who for 2014, is listed in the credits as W.H.O. Doctor. Just a fun coincidence, as the roles are too far apart to have been planned, but worth a look.