Continuity mistake: Sarah's stilettos transform into flats when running after Chuck through the pool. (00:34:50)
Deliberate mistake: Although it is later revealed that Sarah is the intruder, the person fighting is male.
Continuity mistake: The size of the laser aimed at Chuck during the rooftop standoff changes in every shot. (00:33:35)
Continuity mistake: During the car chase, the NSA's black SUV rams into Chuck's little car. The front license plate breaks off and is hanging on by one corner. When it's backing down the stairs, the plate has somehow reattached itself perfectly to the bumper. (00:29:20)
