Continuity mistake: When Scarface is holding Gloria as he asks "Where is it?", watch her arms - from the side, we can see her left arm is arched outward; however, from the view behind Scarface and facing Gloria, her hands are pressed together in front of herself, in a defensive position. (00:38:55)
Continuity mistake: When Chevy Chase is driving the stolen limo out of control, there are Japanese tourists in the back of the cab. When Chevy drives the cab over the construction sand you'll see that Chevy is replaced by a stuntman. (01:46:00)
Continuity mistake: When stilts skin is shooting at Tony in the basement and he goes to push the cases down, Fergie is gone. (01:32:30)