Other mistake: When Daffy uses the elevator-like device to bring the second floor down to the first floor, there is a useless outside door on the second floor.
Other mistake: When Sylvester is looking in the mirror whilst trying on hats, one of the hats has a price tag on it which reads $105.95. However, you can see the price numbering is the right way round - it should be back to front.
Other mistake: When one of the artists throws a lump of clay during the clay fight, another artist ducks and the clay falls downwards, but it still manages to hit Curly on the top of the head.
Other mistake: During the train chase Wallace steps onto the train track that's going to the left on-screen, then he goes to the right as if the train is going the opposite direction on the track.
Other mistake: At the start of the baseball game, the announcer says that the Gas House Gorillas are the visiting team, yet on the scoreboard they are shown above the Tea Totallers.
Other mistake: In the opening credits, Tom O'Loughlin's surname is spelt as "O'Laughlin."
Other mistake: Coupe is watching Wrangler train for the race through the television that is shown displaying an overview angle of Wrangler, and sometimes a side angle of Wrangler. However, for this to be possible, there would have to be a camera filming this and there is no camera is ever seen filming Wrangler. Especially in the angles that were shown filming him. (00:11:35)
Other mistake: In the opening shot, while Horace and Clarabelle are skating in the foreground, you can also see them skating in the background.
Other mistake: Daffy walks past the same table and couch four times. When he runs the other direction, he passes the same staircase five times.
Other mistake: In the opening credits, Lloyd Vaughan's surname is misspelt as "Vaughn."