Trivia: In the scene where Anna is outside the gates during "For The First Time in Forever", you can see the backs of Flynn and Rapunzel from "Tangled".
Trivia: In the beginning of the movie, when the candy store owner is singing the candy man song, there's a spot towards the end of the song where he lifts up his counter to let all the kids in. Watch the little blonde girl as she gets walloped in the chin by the counter. (00:04:30)
Trivia: When Chandler cracks a joke and upsets the dragon lady, she throws a fit. Doctor Hong calms her down in Chinese. He is saying, 'I am sorry, I am sorry, he has no manners.' (00:19:55)
Trivia: This was Johnny Depp's first movie.
Trivia: According to the Guinness Book of Records, the Lord of the Rings holds the record for the greatest number of false feet used in one movie: 60,000.
Trivia: Professor Marvel, the Cabbie, the doorman, the guard, and the wizard himself are all the same actor, Frank Morgan.
Trivia: Nan Martin (the unattractive Tanya/Nurse "sourpuss") was the real-life mother of Zen Gesner (who played Ralph).
Trivia: When the movie was first shown in theaters, the marquee read, "From the director of Animal House...A Different Kind of Animal." This lead many movie patrons to believe that it was another comedy film. People ran out of theaters in terror when they realised it was a horror movie.
Trivia: Spoilers! Red Skull makes his long-awaited return to the MCU after his appearance in Captain America: The First Avenger. We discover that he's been guarding the soul stone as punishment, of sorts. However he's played by Ross Marquand, not Hugo Weaving.
Trivia: When Gordon is promoted to Commissioner, Heath Ledger improvised the Joker joining in with the applause.
Trivia: Robert Downey Jr. was the only member of the cast who was allowed to read the entire script.
Trivia: A little foreshadowing - when the King first goes to the Poison Apple pub, a frog with ruby red lips asks him if she has met him before.
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: Jeremy Sumpter (Peter Pan) had to go through 6-7 months of flying practice before he could start "flying" in the film.
Trivia: Music composer John Williams has a cameo as a bartender on the planet Kijimi.
Trivia: The sound effects of the screaming and howling of the demons that drag Carl and Willy to hell is lots of babies crying, slowed down.