Continuity mistake: During the shootout in the house, one of the gangsters falls down the stairs damaging the handrails with his head. A few minutes later, when Frankie is bringing the dead undercover cop inside, the stairs are shown in the background. The damage to the stairs doesn't match the previous scene. (01:07:10 - 01:09:35)
Continuity mistake: The undercover cop got hit at least five times in the chest in the shootout scene, yet there is not a single drop of blood on his white shirt when his body is laid down on the dentist chair. (01:08:55)
Continuity mistake: When Oz gets to the dentist's office the undercover cop lies dead in the chair facing straight left. In the next shot his head has turned. (01:12:25)
Continuity mistake: In the scene where Jimmy gets the molotov cocktail the piece of cloth is pointing down. In the next shot the cloth is pointing further up. (01:15:00)
Continuity mistake: When the undercover cop finds the tape recorder in the car he uses a white handkerchief in his left hand. In the next shot suddenly a handkerchief in his right hand appears. (01:17:55)
Continuity mistake: Jimmy's necklace change from being under his shirt to being on top of it between shots. (01:25:20)
Continuity mistake: When Cynthia goes to the bank to claim the $10 million, her hairstyle with the two barrettes keeps changing throughout the scene. (01:27:10)
Continuity mistake: During the boat scene towards the end of the movie, depending on who is talking (Jimmy or Oz), the sun is out when one of them is being filmed, then it is cloudy when the other one is filmed. This happens throughout the entire scene. (01:28:10)
Continuity mistake: When Cynthia and Jill discuss the money in the bank they are both in the visible shot. In the next shot Cynthia is gone. (01:28:50)
Continuity mistake: After Cynthia tells Jill she loves Oz in the bank, we see a long shot of the boat and Jimmy has his hand to his ear, looking like he's holding a phone. We then hear a phone ring, cut to a closeup of Jimmy with his hands by his side, and he lifts the phone to speak. (01:30:15)
Continuity mistake: In the scene where Cynthia agrees to marry Oz, you can see her hair change position in between the shots. (01:30:45)