Even though Edward is in Brazil during the honeymoon scenes, he is not sparkling, which the vampires are supposed to do in sunlight. This is an error per Robert Pattinson (David Letterman show 8 November2011).

During the chase with the black GMC's, the Ferrari autobot has black rims. When they finish the chase, the Ferrari now has chrome rims.

After the train wreck, one scene shows the car they came in has a steel or wooden beam/bar stuck into the rear wheel area and debris is piled close to the car - yet when they get in it to escape, the car is clear and they easily pull out of the lot.

Jamie's hair moves back and forth over her right shoulder when she argues with Dylan on top of the building.

The position of the pig farmer's hand moves after Erik stabs it to the table towards the end of the scene.

On the wedding day, the bottle under Holmes' car changes positions between shots.

When the hotel owner is talking about the fine, in one shot there is cigarette smoke but none in the others.

When the action moves to England after the failed award ceremony, the British Union Flag hanging from the wall is upside down. The broad white band should be at the top left (nearest the top of the flag pole).

In the scene where Billy is having ice cream with his daughter, watch the can of whipped cream change even though it wasn't picked up.

As Ethan and Benji go through the Kremlin Benji isn't wearing glasses, but a cut later he's wearing them.