Continuity mistake: When Mr Stringer picks up Miss Marple from Akinthorpe Hall in his car, Alexander, as a harmless joke, has tied a string of old shoes and empty cans to the car and put a sign 'Just Married' on the back of the car. As the car first drives off, the sign is seen falling away, but when we get a different shot, the sign is well secured.
Continuity mistake: When Yeggs Benedict puts the dancing cloth over Inspector Willoughby whilst he is entertaining him, Benedict has nothing on his right arm, but when he attempts to take away the Red-Eyed Ruby in the next shot, two bracelets have appeared.
Continuity mistake: When Carol and Jerry come out of the water on their day at the beach, they sit at the foot of their beach chairs to dry off, then lay back. Miraculously their towels are spread out over the chairs.
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: The trees outside the court windows (behind the Judges) change places.
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)