Trivia: Dropping Ted while he was on the stretcher was not intended, it accidentally collapsed. When it did, the Farrelly brothers called cut to make sure Ben Stiller was alright, and then just left it in.
Trivia: The prom night band is punk-rock group Good Charlotte.
Trivia: The knife that is given to Louis by the pirates is the exact same knife that Buck had in the previous film.
Trivia: As Rocky flies his tricycle over the fence to aid Ginger with the launch ramp, he flashes the European "flipping the bird sign" - index and middle fingers extended - to Mrs. Tweedy.
Trivia: Melinda Dillon was given the wrong script on purpose when they filmed the Chinese restaurant scene. She had no idea that when they brought the duck out it would have its head still attached. All of her reactions, including when she first sees the duck and when the server cuts the head off, were completely genuine.
Trivia: Nicolas Cage actually owned the Ferrari 550 Maranello that he drives in this movie.
Trivia: The house with the blue door (William's residence) was formerly the home of the movie's screenplay writer, Richard Curtis.
Trivia: Kevin Costner made most of his own golf shots in this film.
Trivia: David Graf's wife Kathryn has a cameo in this movie as an airline stewardess.
Trivia: The character, Ivor Novello, played by Jeremy Northam, was a real-life actor and composer. Six of his songs were included in Gosford Park's soundtrack. His film, "The Lodger" that Lady Constance mentions as being a flop, was a real movie directed by Alfred Hitchcock, based on Jack the Ripper.
Trivia: At the end of the film, when the hospital bed crashes through the hospital window, Inspector Clouseau says "That breeze feels good". Steve Martin had said this line in the 1983 film "The Man with Two Brains", where his character Dr Michael Hfuhruhurr tells Dolores Benedict the same words after he breaks a window.
Trivia: Executive Producer Peter Billingsly has a cameo as the ticket agent at the airport. Peter also played Ralphie Parker in the 1983 movie favorite A Christmas Story.
Trivia: HIDDEN MICKEY: At the end, fireworks go and 3 go into the shape of Micky Mouse.
Trivia: This is Rachel McAdams' third time travel film (she also stars in The Time Traveler's Wife and Midnight in Paris), but her character hasn't time traveled in any of the films, it's always someone else.
Trivia: The Titans first encounter Slade while he's stealing a power crystal. They mistake him at first for the Marvel character, Deadpool and proceed to argue back and forth about him being Deadpool or not. With him saying that he's not Deadpool, that actually Deadpool should be saying he's not Slade. This is a joke and reference to the fact that the designer of Deadpool based his looks, abilities, and character originally off Slade/Deathstroke because he wanted to draw Deathstroke. Until Deadpool's backstory and personality were changed to what we know him as today.
Trivia: The "old gangster movie" that's on the TV in Harry's apartment is the fictional movie "Angels with Filthy Souls," which was seen in the movie "Home Alone." The director wanted a detective movie for the scene, and said: "We needed something and I hadn’t figured out what I was going to put on that TV yet...Just as a laugh, we got the movie that they shot for Home Alone off of YouTube...We could never beat it!"