Continuity mistake: When Diestl and Hardenburg attempt their wild dash to the coast on the motorcycle, they pass the same wrecked Kubelwagen three times.
Continuity mistake: Lucy storms out of Michael's car; the car has the hood (almost) entirely in direct sunlight, but when he opens the door to give chase to her it's mostly covered in foliage shadow. (00:06:40)
Continuity mistake: The sheriff's wagon the 30-foot man picks up is a 1958 Plymouth. But the car that is rolling after he drops it lands on the ground is a 1950s Chevrolet. When the sheriff tries to call for help, the smashed car is the 1958 Plymouth again.
Continuity mistake: Ben kicks the tractor when he can't get it started, denting the grille, the next time we see the tractor the grille is straight.
Continuity mistake: Strong bangs his fist on the table in the doctor's office and his fist remains closed. Camera cuts to behind Strong just as Matron dismisses Strong and his hand is slightly open. (00:50:00)
Continuity mistake: After the old man has brought his fish in - really only the skeleton, after the sharks and other fish have devoured the fish - he goes straight to bed. The next morning, the boy goes to the bar and asks for coffee, with milk and sugar. But when the boy pours the coffee into a small tin cup, it is black, not a drop of milk to be seen.
Continuity mistake: When Sylvester sucks the spaghetti into his mouth after thinking he has captured Tweety, you can see bowl next to him is full of spaghetti, but when he is clobbered on the head by the mallet, the bowl is empty.
Continuity mistake: When Elmer Fuddstone appears from his cave, there is a sign saying "Elmer Fuddstone" which was not in the previous shot.
Continuity mistake: When Jeannie is on the settee talking on the telephone, the cord is missing in some shots.
Continuity mistake: When Daffy rushes up to take his breakfast from Elmer, you can see the door behind them is closed, but when Elmer tells Daffy he's had enough, the door is now open.
Continuity mistake: When Bugs is climbing up the ladder, you can see that he has a toothbrush in his right hand, but when he enters the rocket ship, the toothbrush has disappeared.