Continuity mistake: When Kevin Costner tapes up the fat guy to the bathroom shower rod, his watch changes arms back and forth throughout the scene.
Other mistake: When Ethan shoots gas at the black SUV where the Italian accountant is, the two bodyguards faint instantly, Ethan wears a mask to avoid that, but the accountant never faints, and keeps awake and screaming all the time.
Character mistake: In the bathroom scene with the fat man tied up, Kevin answers his phone upside down.
Continuity mistake: When Ethan wakes up after getting faint, Vivi is standing above her. After she walks away from Ethan, either she is wearing two similar but different outfits, or her skirt is pulled higher and lower depending on the shot. (01:49:55)
Audio problem: In the scene where Kevin Costner teaches his daughter to ride her purple bike, we hear her say "how do you even get on it", but her lips don't move at all. (01:08:55)
Continuity mistake: In the scene where the silver Audi and the black Peugeot are bumping each other in the middle of a chase, the scratches on the driver's door disappear after a guy is pulled out of the Audi.
Continuity mistake: In the scene in which Ethan takes one of the black Range Rovers, one of the bad guys shoots his windshield, which shows 3 impacts, then 2 and finally three again.
Continuity mistake: When Ethan crashes his vehicle into the side of the car with the Wolf and Accountant, the other car crashes through the stone barrier on the bridge. But when you see the car crashed at the bottom of the bridge, the stone barrier above them is still intact.