Continuity: The first time Leslie Howard is in the restaurant at the table with Bette Davis, he is on the point of lighting his pipe; in the next shot, he is not smoking.
Continuity: In the scene where the rich couple and their black servant return to the gas station, behind Bogart a window opens. The football jock flinches, the sound of the window hitting open is heard and that sound is repeated when the window actually opens shown by Bogart turning around.