In the beginning, when Stark and Maya are in the bedroom, Stark is sitting on the right side of the bed. However, once the plant explodes and Stark is tackled by Happy, he is suddenly lying on the left side of the bed.

When Jack retreats to the cabin for the first time in the film, he puts a Led Zeppelin record - Led Zeppelin II - and plays the first song on that side of the record, which turns out to be 'Ramble On'. Any Zeppelin fan would know that 'Ramble On' is song number 7 on side B, therefore the needle should have been placed somewhere in the middle of the disc.

When Silva is about to slide down the escalator, Bond runs past the same blonde woman twice between shots.

The film is based in 1858 and proceeds through the winter into the spring of 1859. At the end of the movie Django blows up Candyland using dynamite. Dynamite was not invented by Alfred Nobel until 1864 and then patented in 1867.

As Pat's dad was driving him to the Eagles game, they pass a construction site near the stadium. The movie was based in 2008. There was no construction going on near the stadiums in 2008. The construction site in that background of the scene is from the Spectrum being torn down and the building of Xfinity! Live, which opened in April of 2012.

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).

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

In the flag ceremony Lincoln raise a US Flag with 35 stars which was in use from 1863-1865. Later, Lincoln is riding through the aftermath of a battle scene and the soldier following is carrying a flag which matches the 1877 US flag with 38 stars.

Iranian revolutionary guards didn't have caps with their uniforms until 1988 (after the end of the Iran-Iraq war).

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).