Continuity mistake: In the hotel scene where Gavin is murdered, after speaking w/Darby, he eats one of the chocolates on his pillow next to the night stand. He leaves the chocolates and the Westin card on the pillow/bed. Then when they show a shot of Gavin sitting on the bed brushing his teeth while Khamel hides in the closet waiting to murder him, the chocolates and the card are gone. Then, after Khamel murders Gavin, the chocolates and the card reappear back on the pillow as Khamel walks over and eats one. (00:59:55)
Continuity mistake: When the crime bosses meet up at the casino, in the exterior shot, there are a few items on the desk including a bottle, an ash tray, a plate with a slice of pizza and a newspaper. Later, when Batman appears and punches one of the crime bosses onto the table, the bottle, ash tray and plate have suddenly moved closer to the newspaper. (00:02:00 - 00:02:28)