Continuity mistake: After the dinosaurs are on the island, they see that the path they crossed to get there is gone, so they have no way of getting back. Then when they call their parents a little bit of the path and some rocks (that weren't there before) suddenly reappear. Then when they sail back on the log about half of the path is restored.
Continuity mistake: In the scene where Madeleine's aunt puts the phot of Madeleine and Freddie in the book, she puts it in so that it cannot really be seen when the book is shut and it is facing backwards. When Madeleine picks up the book, it is facing the other way and is half way out of the book.
Continuity mistake: When Jeffrey is on the phone, he is holding the phone by his ear in the front view, while in the shot of his back there is no phone by his ear.
Continuity mistake: Throughout the movie, the stallion constantly changes from being a dapple grey horse to a flea-bitten grey horse.
Factual error: As Danny arrives in Hollywood at the beginning of the film, the Hollywood sign can be seen. The film is set in 1939 so the sign should still read Hollywoodland, as it did until 1949. (00:03:00)
Continuity mistake: At the beginning of the film, when Martin Short is taking the test, a woman in a pink dress gets up to hand her test in, but later she is still sitting in the room.
Continuity mistake: After "A Lovely Night," while Cinderella and her stepmother are talking, Cinderella's hair keeps moving- sometimes there's more hanging in front of her shoulder, sometimes there's more in back.
Continuity mistake: After Crocker discovers that Gregory is in his house, she tries to hand him the key to the basement at the Hotel. In one shot, when facing Crocker, the handle of the key is facing him, but when the camera is facing Gregory, the key's handle is is facing her.