Continuity mistake: Hunky takes off chasing the truck that took Spunky and tries to save him, but then trips and slides on his face and belly on the ground, coming to a stop. There is a large rock beside him. When the camera changes angles, the rocks design changes significantly. (00:01:40)
Continuity mistake: When Porky is searching for his contract in the waste-paper basket in Leon Schlesinger's office, he leaves some paper on the floor. But when Leon tells him to go back to work, we cut to Porky and the paper has gone.
Continuity mistake: The book that the wolf finds about Goldilocks has "Goldilocks" on the front cover, but when he throws the book away, the wording has gone.
Continuity mistake: When Elmer first sees rabbit tracks, there are two big tree trunks in the background, but when we cut to Elmer in the next shot, the trunks have disappeared.
Continuity mistake: When Elmer is reading his book at the beginning of the cartoon, you can see it reads "How to Photograph Wild Life" on the spine, but when we see Elmer in the next shot, the words have gone.
Continuity mistake: After the mouse is revived by water from Jasper, he goes up to the cat and you can see that the mouse's left hand is under Jasper's mouth, but in the next shot his hand is now near the whisker area.