Continuity mistake: When Driver shoots Cop at the end, Cop falls to the floor and we see around his head there is no mobile phone. When the investigators are looking at Cop's body, a phone has appeared by his head that would have been visible in earlier shots. (01:30:00)
Continuity mistake: At the end, When Killer has the gun to Driver's head, in some shots it's touching his head, in others it's not. (01:25:00)
Continuity mistake: The blood spatter on the CCTV footage from the first shooting is a lot smaller than when the incident occurred. (00:14:45)
Continuity mistake: The car driven by Dwayne Johnson is a 1970 Chevelle. Rear shots of the car early in the film are a 1971 or 1972 Chevelle.
Continuity mistake: When Driver is in the warden's office his scar is on the right, when he's leaving the prison, with the two guards, his scar is on the left.