When Tony is sending a holiday greeting to The Mandarin, he has sunglasses on. Then in the shot from behind, he doesn't have any glasses on. Then they reappear in the next shot and then he takes off the sunglasses.

The wound on Jack's nose changes throughout the film.

The excavator Bond uses on the train has walking platforms welded to the top of the digging arm, they are not a feature of the machine but necessary if you are going to have your actor run up the arm.

Dr Schultz pays with 12 $1000 bills, but $1000 bills were not created until 1861, after the time period of this movie.

When Pat runs towards the school, he talks with Mrs. Metgers and in the scene where they're walking up the stairs you can see a crew member with a white cap reflected in the glass of the door.

When the Enterprise is spinning out of control, Spock and Sulu activate their seat belts across their shoulders, but Sulu's disappears shortly afterwards, only to reappear seconds later.

Grug's loin cloth gets ripped by a lion at one point. The rip magically fixes itself just moments later.

The movie takes place in the summer of 1922. They played Rhapsody in Blue, which wasn't written till 1924. The bandleader is obviously Cab Calloway. Cab Calloway's first recordings with the Missourians weren't until 1928. "Oh! You Have No Idea" also wasn't recorded until 1928, and it was sung by Sophie Tucker, not Josephine Baker (although they do credit Ms. Tucker in the final credits).

Throughout the film, Glinda's hair continuously changes from being curled to straightened to curled again. This occurs often, and on occasion within the course of a single scene (for example when she introduces Oscar to the residents of Oz).

The Star Wars sheets in his son's bedroom are from Pottery Barn and were released in about 2006.