Trivia: When the Grinch takes the table cloth from the table, everything on the table was supposed to fall off. When Jim Carrey yanked out the cloth however, everything stayed in place. Jim immediately walked back to the table and improvised knocking everything off and then knocking the table over.
Trivia: The "Cinderella story" sequence was all improvised by Bill Murray.
Trivia: Jeremy Sumpter (Peter Pan) had to go through 6-7 months of flying practice before he could start "flying" in the film.
Trivia: At the climax of the movie when Russell Crowe confronts Senator Collins about his involvement with the death of the senate research aid, he goes outside to leave and is accosted by the assassin, Robert Bingham. Bingham is apparently going to kill Crowe when the police show up in force. Bingham raises his M-16 to shoot Crowe and the police shoot him. In the next scene Crowe is entering the news article in the newspaper's computer. The camera gives us a glimpse of the computer screen. If you pause it and read the story it says that the assassin, Bingham, is found by the police dead at his apartment from an apparent suicide instead of being shot down in a fusillade of police gunfire in front of Senator Collins' office.
Trivia: The dentist's name, P. Sherman, is a homage to the many Filipino crew members, whose native accent made the English word 'fisherman' sound like P. Sherman.
Trivia: When Lamarr tells Le Petomane that his name is Hedley Lamarr and not Hedy, Le Petomane says that since it's 1874, Hedley could sue her. In 1974, actress Hedy Lamarr filed a lawsuit against Mel Brooks claiming the joke infringed on her privacy. The lawsuit was settled out of court.
Trivia: Michael Biehn gets bitten by Sarah Connor in Terminator, by the child in Aliens, and again in the Abyss. All three films were written and directed by James Cameron.
Trivia: Director Jason Reitman is the son of Ivan Reitman, director of the original "Ghostbusters" and "Ghostbusters II." As a child, Jason actually had a cameo in "Ghostbusters II" during the birthday party in the beginning. (He's the kid who tells Ray he heard the Ghostbusters were "full of crap").
Trivia: Yvonne Elliman and Barry Dennen, as Mary Magdalene and Pontius Pilate, respectively, are the only cast members who appeared on the concept album, in the original staging of the show on Broadway, and in the feature film.
Trivia: When Skroob's ship arrives at Planet Druidia, Colonel Sandurz says the ship is preparing for metamorphosis to which Lord Helmet says "Ready, Kafka?" Franz Kafka wrote the book "The Metamorphosis."
Trivia: Hitler was played by the actor Michael Sheard, this was the third time he had played Hitler for film and TV. Ironically, Sheard's wife was half-Jewish.
Trivia: The line "Hold on to your butts" said by Samuel L. Jackson is also said by him in Jurassic Park.
Trivia: In the opening scene where Mia is introduced and waves to the crowd from atop a staircase, (wearing a big red dress) she accidentally flings a bracelet off her wrist, where a footman catches it. That is the same footman who catches the snail Julia Roberts flings in Pretty Woman, and he uses the same line "It happens all the time".
Trivia: At the beginning when the coffin is opened, the clock strikes 13 times.
Trivia: Linda Harrison, who portrayed Nova in the original Planet of the Apes and its sequel Beneath the Planet of the Apes, has a cameo appearance in this movie as one of the people inside the rolling cage as it's being taken into the city. She is seen standing next to Mark Wahlberg, shaking her head when he asks her a question.
Trivia: Kathleen Marshall, who plays the role of Charlotte, is the director Garry Marshall's daughter.
Trivia: Music composer John Williams has a cameo as a bartender on the planet Kijimi.
Trivia: If Mary Swanson married Lloyd instead of her fiance she would become Mary Christmas.
Trivia: The "Sisters" comedy act was completely improvised by Bing Crosby and Danny Kaye.