Deliberate mistake: When all the thumbs are at the wall saying "I'm the king of the globe" and "I'm a dentist" you cannot see their legs, so that saved some costume work.
Continuity mistake: In 4th black's move, king's bishop go to third row (A3) and capture the white knight. There is not elipsis yet, but. in 6th black's move, Geri's imaginary opponent takes a piece from A4 to B3 and capture a white pawn. but there wasn't any piece previously on A4, in fact, pawn was not moved before, staying on B2, its original place. In the next shot black bishop remains on A3 and white pawn on B2, as nothing was happened.
Continuity mistake: The snowman hits his nose with a hammer, completely bending it in half. In the next shot it is suddenly magically straight again.
Factual error: The raiding party approaches the French ship in small boats without using muffled oars which was a must to approach silently. Oars were wrapped with cloth to deaden the sound.
Continuity mistake: When we see from Tom's view the fridge he is going to crash into, you can see the cheese is on the second shelf, but when he crashes into the fridge, it has moved to the top shelf.
Continuity mistake: Madame Blueberry's hair changes from brown to blonde throughout the film.
Suggested correction: Her hairstyle and hat change. She bought a wig and a new hat while at StuffMart, and continues wearing them until the final scene, where she is back to being herself.
Continuity mistake: When Spike goes back inside his kennel to beat up Tom, you can see a dish beside it, but when we see the kennel in the next shot, the dish has gone.
Continuity mistake: Before Mickey takes the bucket and leans out of the window to get some water, the lid of the coffee pot is closed. But after he has collected some water, the lid of the pot is now open.
Continuity mistake: Spunky is set on a stage at the auction once he is delivered there and he tries to run off to the left, but is grabbed by a hand and set back down. He looks around scared for a moment, and then it cuts to a closer angle and suddenly he is looking further to the left, has a tear in his eye, is standing up straight rather than sitting, a guy's face appears in front of him, and a hand is coming from behind him. (00:02:05)
Continuity mistake: When Poochini is rehearsing, Mysto the Magician knocks on the door of his dressing room. At this point, you can see that the handle is on the left hand side of the door, but when Poochini opens the door, he opens it from the right hand side.
Plot hole: Mater tells McQueen he moved and looked like he just saw the Ghostlight. Sheriff gets on to Mater for talking about the Ghostlight and then their whole plan falls into place to trick and scare Mater with the blue lantern. Only there's no way they would have known that Mater would have mentioned the Ghostlight after that. McQueen didn't know about it, supposedly. And he had been scared by Mater and had been there enough that he would have known if Mater had mentioned it before, and Mater would have known he told McQueen. (00:01:55)
Continuity mistake: When Rocky is reading his "Life" magazine at his headquarters, the first shot shows him reading the front cover but immediately after that he is reading the magazine with the pages open.
Continuity mistake: When Butch is chasing Tom, Tom puts a flowerpot on a swing which crashes into Butch and it leaves earth on the floor. But when Butch uses a guitar to spank Tom when he comes down on the swing, the earth has completely disappeared.
Continuity mistake: When Tom is running away from Uncle Pecos, he runs into the house and slams the door. When he slams the door, you can see the little door at the top has nothing on it, but in the next shot a handle has suddenly appeared.
Other mistake: In the opening titles, Irven Spence's first name is incorrectly credited as Irvin.
Continuity mistake: When the green devil recalls the time Tom serenaded another girl with his big bull fiddle, his whiskers disappear for a moment.
Continuity mistake: During the slow-motion sequence, Speedy slams the mallet on the cat's paw and leaves the mallet on the ground when he rescues the mouse. When he puts a stick of dynamite on the cat's tongue, the mallet has gone.
Continuity mistake: When Sylvester's owner tells him that she will get into the hotel, you can see that she is wearing a brooch on her shirt. But when she is carrying Sylvester around her neck in the next shot, the brooch has vanished.
Continuity mistake: When the announcer tells Droopy and the wolf about the prize they can have if they win the bullfight, there is a red wall behind the announcer that keeps disappearing and re-appearing between shots.
Continuity mistake: When Tom traps Jerry in the blinds, he pulls the cord and squashes Jerry. At this point, you can see Tom is holding the cord, but when we Jerry sliding down the blinds in the next shot, Tom is no longer holding the cord.