Continuity mistake: After Mortimer picks up Elaine and literally throws her out the front door, he locks it to make sure she doesn't just open the door and walk in again. When Aunt Abby goes to open the door for Mr. Gibbs less than a minute later, she doesn't have to unlock it.
Continuity mistake: In the living room, during the party, Margaret O'Brien does a dance with a straw hat and cane with Judy Garland. In one shot Margaret has on blue slippers and in another shot she has on pink slippers.
Continuity mistake: When Velvet and her mother are sitting and talking in the attic, her mother pours some gold coins into Velvet's lap. Velvet is sitting back on her feet, but a few seconds later, she raises up on her knees to hug her mother. The coins should go spilling everywhere, but we never see or hear them.
Continuity mistake: When McMurray enters his office at the start of the film, he places his hand on the table and sits down. The position of the hand is different between shots.
Continuity mistake: When the maid is out on the street calling a cab, the policeman shows up. The distance between them changes from close to farther away, between shots.
Continuity mistake: When the lodger is looking down the stairs at Daisy (who has just been handcuffed as a joke), his body faces the railing in one shot, the wall in the next, then the railing again.
Continuity mistake: The first time Dave takes the liquor bottle out of his shirt, he unscrews the cap before taking a swallow. The second time, on the stage, he pulls a cork out with his teeth.
Continuity mistake: Ackermann is asked to write names and biodata of important German writers on the blackboard when Pfeiffer enters the classroom late because of a fake toothache. When the camera is back on Ackermann he has completed the task in a fraction of the time he would have actually needed. (01:08:55)
Continuity mistake: At the end of the film, Lieutenant Perry orders two men to take the Vickers .303 machine gun into the Frenchmans cafe. It cuts to a close up of the gun, which shows it's a WW2 era Vickers with a smooth water jacket. The men run and pick it up, and carry it into the cafe. When the scene cuts to inside the cafe, the Vickers has suddenly changed to a WW1 era Vickers with a fluted water jacket, which it stays as for the rest of the film.
Continuity mistake: In the scene where we see school children leaving the building and are going home we see two children go over to the see saw to ride on it. Buffalo Bill is talking to a little girl just outside the doorway and when it cuts in for a closer shot of the girl, you can see in the background there are now four children on the see saw; then again when the little girl starts walking home its back to the original two children who were on the see saw earlier on.
Continuity mistake: The book Sniffles is reading is coloured green in long shots, yet in close ups it is yellow.
Continuity mistake: When Hatta Mari captures Daffy Duck, you can see the gun she is holding has a funnel-shaped muzzle at the end of it. But when Hatta says "Give me that secret!", we cut to Daffy and the muzzle has disappeared. The muzzle reappears when Hatta takes Daffy after he has swallowed the secret.
Continuity mistake: When Porky and Daffy wake up, Daffy's bed cover is coloured grey, but in the next shot it is now coloured white.
Continuity mistake: When Sylvester attempts to run into the house, Bugs Bunny closes the bottom half of the door and Sylvester crashes right into it. But when we see Sylvester dazed in the next shot, the top half of the door is nowhere to be seen.
Continuity mistake: When Tom is in his hotel room and sees the dessert on the table, he has a hat on his head. But when he goes to the table, the hat has gone.
Continuity mistake: When Elmer Fudd shoots Bugs Bunny's dress after discovering he was one of the can-can dancers, there are pieces of Bugs' dress on the floor. But when Bugs runs back after Elmer points his gun at him, the pieces have disappeared.
Continuity mistake: When Elmer Fudd picks up the newspaper beside him, you can see that he is holding the paper with his hands whilst looking at the front page, but when we see the newspaper in the next shot, his hands are nowhere to be seen.
Continuity mistake: Dick Powell puts his gun in his left trenchcoat pocket and then 2 minutes later takes the same gun out of his right pocket.
Continuity mistake: The postman walks into the tavern as the bell tolls. When he sits at the table with the others, everyone changed position at the cut. The bearded man had his hand on his glass, and now it's gone, and the priest's hand was not on the table, but then it is. (00:02:15)
Continuity mistake: When the dog is sniffing Bugs Bunny, you can see that Bugs has his right hand on the tree while he is eating a carrot, but when we see a close up of the dog in the next shot, Bugs' hand has disappeared.