Audio problem: When Carter is searching Jean Jackson's house she asks him if he has a warrant - although the camera isn't on her you can see her reflection in the mirror and you can see that her mouth doesn't open when she is asking Carter this.
Audio problem: Volkswagen Beetles had a very distinctive "putt-putt" engine noise. In every scene with the bad guy following Ryan and McBride in a VW Beetle, the sound effects dubbed in post-production belong to a much larger, standard American car, and not to a VW at all. (00:26:00)