Trivia: The castle that is seen in the movie is an actual house in Austin, Texas, where much of the movie was filmed. An interesting point is that it is merely a facade; the rest of the house behind it is normal.
Trivia: Orchard house, the house in the movie, is actually the house that Little Women's author, Louisa May Alcott was raised in.
Trivia: In the 40th anniversary re-mastered edition they have used Audrey Hepburn's original singing track for the "Wouldn't it be lovely" song.
Trivia: The costume department tried in vain to produce Luna's radish-like earrings. Evana Lynch made her own - they're the ones she wears in the film.
Trivia: There is a short scene after the credits.
Trivia: This was the last Disney movie to include "A Walt Disney Production" at the end, as well as the first movie to be completed after Disney's death in 1966.
Trivia: Originally, the store Buddy and Jovie work in was supposed to be a Macy's. However, Macy's quickly dropped out of the project when they got the script and saw that there was a scene where Buddy confronts a fake mall-Santa in the store for not being the real Santa. Reportedly, Macy's representatives indignantly told the studio that "Macy's Santa is the REAL Santa!"
Trivia: When Doc Terminus is tied to the harpoon shot from the cannon and goes through the building roof, you can hear a "Goofy Holler."
Trivia: When the narrator asks George what happened to the original George, George states that the studio was too cheap to re-hire Brendan Fraser. The studio did want to bring back Brendan Fraser for the sequel, but he turned down the role.
Trivia: When making this movie, Walt Disney turned the script into a comic at first and they used these "comic strips" to move around shots and scenes, replace things and generally see what would work or not. This technique is now known as storyboarding and pretty much every single movie production uses it.
Trivia: Marc McClure, who plays the delivery driver named Boris actually played Anna's (she was then called Annabelle) crush, Boris, in the original "Freaky Friday" (1976).
Trivia: Cesar Romero refused to shave his moustache for the role of Joker, so it's still visible under his makeup.
Trivia: James Cromwell was a long time vegetarian, but decided to become vegan after playing Hoggett in Babe.