Continuity mistake: After Pongo spots Anita and Perdita walking towards the park, Pongo moves the time forward on the clock and he leaves the dial's hinged bezel open as he rushes to the door and barks, but when Roger checks the time on the clock the bezel is closed. (00:06:20)
Continuity mistake: When Elizabeth Medina starts to open her coffin you see her hand reach out and grab the side edge but in the next shot her hand is gone.
Continuity mistake: Chet visits his friends that are playing poker. He falls asleep and wakes when he hears the news on the radio. The band aids on his wound change abruptly position in close-up. (00:12:10)
Continuity mistake: Doris picks up the phone and there's a cutaway shot on Johnny playing his guitar as he listens. The stockings Doris tossed at him are gone from the guitar head, but they are back when the phone call is over. (00:05:10)