After Crowe and Rios throw Lavonne off the balcony into the pool, his lifeless body floats back to the top of the water. The dead body is clearly a white man, but Lavonne was black.
The car in the Harbor Scene in which Crowe (Bronson) and his partner sit is smashed up twice by the car crane .
When Crowe and Rios take the elevator up to Duke's apartment, he clearly pressed the down button.
When Crowe walks in on his daughter and her boyfriend, a boom mic is visible at the top of the screen.