Continuity mistake: When Dana Andrews and Jeane Craine are on the roller coaster, as it goes down the first dip, she stand up and he yells at her to sit down, but his mouth never moves. Also, the positions of the riders change from scene to scene.
Continuity mistake: Immediately after the (Dali) dream sequence, when Dr. Brulov and Constance are reviewing Constance's notes, Dr. Brulov draws a pencil out of his coat pocket. Hitchcock then cuts to a close-up, and Dr. Brulov repeats the motion.
Continuity mistake: When Jerry is pretending to dance with the placecard mascots at the restaurant, the last mascot he dances with initially has red hair, but when the two pretend to skate on the mirror, her hair is now blonde.
Continuity mistake: After the raid on the Japanese radar site as Errol Flynn is on the radio sitting next to a radioman talking to the supply plane his hair is sweaty and forming circles on his forehead. When the scene shifts to a close-up of Errol his hair is in straight lines.Then when the scene goes back to the two of them his hair is in circles again.
Continuity mistake: Even though the heavy rain had only just stopped, as Laura sits alone on the bench, the pavements around her are completely dry.
Continuity mistake: The dead body Wally discovers in the house has its head straight in the long shots, but canted to the right in the close ups.
Continuity mistake: Lombard is protecting Vera's door, preventing the doctor from entering. Armstrong says "Oh but you will, you will." You can notice the double shadow projected by him, and Lombard's more marked but single one, mostly into the frame and not the actual door. Nobody moves candles of any kind in the next seconds, but when Armstrong after his explanation gets again in Lombard's face, Lombard is projecting a big shadow on the door and Armstrong none. (01:16:40)
Continuity mistake: When the camera pans in on the two saloon doors at the start of the cartoon, you can see there is a spittoon by the doors marked "Beer." But when the wolf arrives in his car later on, the spittoon is nowhere to be seen.
Continuity mistake: When Elmer Fudd is on the telephone to the operator, you can see that he is at the far end of the lounge and there is a pattern on the wall, but when Bugs Bunny sneaks in behind the radio, Elmer is now positioned near the corner of the room and there's no pattern. 2 lamps also appear by the archway.
Continuity mistake: The policeman drives up to the house and parks his motorcycle facing the front door. He goes to the door to talk and then returns to his motorcycle and prepares to leave. When he gets back to the motorcycle, it is now parked facing away from the door. (00:08:05)
Continuity mistake: When Daffy throws his newspaper away at the start of the short, he then begins singing, but as he walking along, there is no sign of the newspaper.
Continuity mistake: Just before Charles sees Elvira, he takes a cigarette from a box and lights it, but when he goes to get a drink, the cigarette is gone.
Continuity mistake: When Bugs Bunny says "Watch your blood pressure, chubby!" to Göring, the medals on Göring's lederhosen change between shots.
Continuity mistake: Rill Lambeth asks her French maid to cut her hair, but she refuses. Rill takes then the matter in her own hands, aided also by a towel that magically appeared between shots. (00:14:30)
Continuity mistake: Laurel and Hardy climb a pile of hay to get away from an angry bull. They fall into a wagon which begins to careen out of control and race downhill. The close-ups use rear-screen projection that shows a tree-filled forest. In the long shots, however, the wagon is speeding through a cactus-covered desert. (00:45:45)
Continuity mistake: Doctor Leo sits at the desk and begins writing a letter to Alec Ritchfield. "My dear Alec", it starts. Fade to the finished letter, but you can easily tell that it's not the same letter, the handwriting being different - look at the little flourish below the M, not to mention the position of the text in relation with the Fog Island stamp. (00:08:25)
Continuity mistake: Ken's mother makes his jockey shirt using dark blue and gold as their racing colors. When Ken rides Thunderhead in his first race, Ken's jockey shirt is now light green and beige and the design is different. Ken's family owns Thunderhead, and race horse owners must have specific registered racing colors and patterns. Ken would not suddenly be wearing a differently-colored shirt.
Continuity mistake: When Daffy Duck is eating his breakfast at the table, the cup next to him has nothing in it but in the next shot a piece of buttered toast suddenly appears.
Continuity mistake: After the scene with Junior that busted him as the night kitchen raider, Dick is in his office. Pat Patton tells him about his findings going through the victim's belongings. He leans forward with his left arm, and Dick at the same time pulls his own arm back away from the desk. Next cut and Dick has both hands on the desk and Pat just his right arm on it. (00:12:35)
Continuity mistake: When Woody reacts to the "Blackout Borscht" that the taxidermist has given him, the bowl is on the counter, but in the shot of Woody's head and neck rising into the air, the bowl has suddenly disappeared.