Continuity mistake: Before Linda Fiorentino leaves with the money, she starts writing a note to her husband. However, by taking a closer look we can see that the note has already been written for her and she's just re-writing over it.
Visible crew/equipment: When Blankman and his brother escape from the bank just before it explodes they are diving on the ground to escape the explosion. You can see that Blankman's brother is a stunt double. (01:04:30)
Factual error: Near the end of the film, the movie changes locations to Seattle. A skyline is shown and it is identified as Seattle. The city skyline that is shown is actually Philadelphia.
Continuity mistake: While Bill waits for his brothers in the car, he looks toward the store and watches his brothers inside. The first shot of Bill's perspective of looking at the store, there is a reggae black man walking by. Then it switches back to Bill's face, then again at the store and the man walks by the window a second time in the same direction. When Bill gets out of the car and crosses the street the black man walks by a third time.
Continuity mistake: Jason's mother is sitting on the front porch crying, telling Jason that Joshua stole some money from her job. Notice the pack of cigarettes and matches on the chair's arm, but when Jason goes to comfort her by sitting on the arm, the cigarettes are clearly gone. (00:26:13)
Continuity mistake: When Officer Muldoon shakes hands with the girl his hand is on top then instantly on the bottom.