Continuity mistake: At the end of the movie when the blind flower girl (Virginia Cherrill),sees her tramp benefactor for the first time Chaplin's hand jumps back and forth away from his mouth in sucessive shots.
Continuity mistake: When the Tramp takes the blind girl home in the Rolls for the first time, he hands her her cane. But when they arrive at her house, she doesn't have her cane and he doesn't hand it back to her.
Continuity mistake: When the millionaire has offered to give Charlie $1,000 for the girl, Charlie's full champagne glass is on the table behind the sofa. When Charlie finds the gun on the floor, the champagne glass has moved to the other end of the table, and is almost empty.