Continuity mistake: When we first see the "They" flag on Yosemite Sam's fort, it is completely fine. When Sam says "Ahoy, there!" there is now a hole in the top right hand corner.
Continuity mistake: When Annie finishes her song about "doin' what comes naturally," she grabs her rifle and uses the butt to shoo the children towards the house. The man she is talking to is close enough that she could touch him with the gun if she wanted too. The shot changes to a longer shot of the same view and the man is suddenly 5 or 6 feet further away, where the gun would no longer reach him.
Continuity mistake: When Porky emerges after his mauling from the gorilla, his face is covered in scratches, but when he is speaking to the Ajax Broadcasting Company on the telephone, the scratches have disappeared.
Audio problem: When Daffy says "So long, Rembrandt!" whilst pretending to ride on a bicycle, his beak doesn't move.
Continuity mistake: When Spike is disguised as a fortune teller, he writes on a piece of paper: "To the Judge - I cheated in every event. Signed: Droopy". When he hands the piece of paper to the judge, the "To the Judge" and "Signed" with the dotted line are missing.
Continuity mistake: During the square dance sequence, Bugs snips the ends of the Martin brothers' beards, but when the brothers emerge from the creek, their beards are intact.
Continuity mistake: When Daffy begins reading "The Scarlet Pumpernickel" at the start of the cartoon, you can see that the script is by the wall. Later on, both Daffy and the script are in front of J.L.'s desk, and a few shots later they are near the wall again.
Continuity mistake: When Porky inspects Prissy for eggs, you can see that the nest to her has nothing on the wall, but when Porky threatens Prissy to lay an egg, a sign with "Daphne" on it has appeared.
Revealing mistake: Rusty Cameron makes a call from a pay telephone. He makes several movements with his index finger and the sound of the dial can be heard but the dial itself never moves.
Continuity mistake: In the scene where Sylvester tells the bulldog to be quiet when they are in their cages, you can see there is nothing behind them, but when we see the train about to go up a hill, we cut back to Sylvester and crates have suddenly appeared.
Factual error: When the two escapees from the POW camp are in the anchor room of the ship they are on, they leave the harbour and the pilot boat leaves them, but then the chain for the anchor goes out, but they are moving away from the port, why on earth would they be dropping the anchor? If anything they would make sure that all the chain is in the anchor room and the anchor would be on deck.
Continuity mistake: When Pluto is at a tree, he digs up a hole to retrieve a bone for Dinah. When we see the tree later on in the cartoon, the hole that Pluto dug up is nowhere to be seen.
Continuity mistake: Upon seeing Donald Duck's footprints in the sand, Chip walks the length of one footprint, leaving eight of his own footprints as he goes. He fetches Dale to show him Donald's footprints but when Chip reaches the footprint he walked across, his own footprints have vanished.
Continuity mistake: When Elmer spots Bugs sitting on the bench in Central Park, Bugs has an orange scarf that is tied behind his back. When the camera is behind Bugs in the next shot, the scarf has disappeared.
Factual error: Waco Johnny Dean played by Dan Duryea grabs a pistol from a bystander and then gets shot multiple times by Jimmy Stewart. As Waco goes down he fires several rapid fire shots from a double action revolver. Not likely given the time period some time after the civil war.
Continuity mistake: When Yosemite Sam fires Bugs from the cannon, Bugs has "3 1/2" on his prison outfit, but when Sam orders Bugs into the prison cell after recapturing him, the "3 1/2" has disappeared.
Continuity mistake: When Sam puts his pistol against Bugs' nose, you can see there is graffiti saying "The Captain is a Shnook" behind him, but after a quick cut to Bugs, we return to Sam and the graffiti has disappeared.
Continuity mistake: When the construction worker sees a bird in front of him, he says "Ha!" The worker then sees the city below and falls. At this point, you can see the worker is holding his hat in his left hand, but when he falls through the first plank of wood, the hat is nowhere to be seen.
Continuity mistake: Dr. Luther Brooks is in the changing room with Dr. Dan Wharton. During their conversation, one of the lockers behind Brooks' is open, its door quite close to him. In the close-ups though, all the lockers are closed. The shadows are also different. (00:04:00 - 00:04:40)
Continuity mistake: At the beginning of the cartoon, Tom lifts a flower pot to reveal a cowering Jerry. But after Tom has caught Jerry with his lasso, he pulls him back but the flower pot is nowhere to be seen.