Factual error: When the bomb that is stuck to Snickers head explodes, the explosion starts behind him and the bomb remains intact until obscured by the smoke.

Revealing: When Bruce is making a phone call, the glass of the phone booth is normal. Just before he swings the blond thug around into it, a pane is shown that is obviously fake - it is discoloured and not smooth.

Factual error: Although there is a lot of uncertainty about the painting, the Mona Lisa was painted sometime between 1505 and 1515. Certainly not as early as 1481.

Visible crew/equipment: When Tommy and Eddie drive away from the prison at the beginning, the crew is reflected on the car.

Continuity: Alfred slashes at Bruce horizontally, but the cut that appears on his chest is at a very steep angle.

Revealing: When Tony and Eddie jump from the Mayflower's building, the ground on which they fall bounces.

Continuity: In the ambulance, somebody shoots at the windshield but the hole disappears during the rest of the scene.

Factual error: The opening voiceover says that the Duke of Milan commissioned the statue of the horse in 1481. The statue was actually commissioned in 1473 and, due to the size of the statue, Leonardo's planning wasn't complete until 1490. The project was abandoned a few years later.

Audio problem: When Hudson is being dragged behind the ambulance and the Mario brothers are shooting at him, the bullet that punches through the plastic bag causes a "glass-breaking" sound.