Other mistake: When De Niro and Bridget Fonda are talking and trading hits off of bong, alone in the apartment, while they're talking there comes a pause where they both look at each other with their mouths closed, and you can here someone coughing in the background.
Other mistake: In the scene where Max is leaving the mall after picking up the bag of money, when he gets outside and walks to his car, the passenger side window is open all the way, yet he walks around to the driver's side and unlocks it.
