Audio problem: After Shooter calls Happy a freak, there's an over-the-shoulder shot of Happy saying that he entered the tournament for one reason. As he says this line, his mouth doesn't move.
Audio problem: At the beginning of the film when Kruger rescues the mafia guy and his wife they hurriedly get in the car. Kruger somehow manages to pull down the gear shift immediately before cranking the car up. Listen closely you can hear the ignition starting after he's pulled the gear down.