Continuity mistake: When Elmer puts down his hitch hiking gear, he picks up the cow skull and puts it next to his gear before looking into the hole to find Bugs. After Elmer tells the audience that "There's something awfuwwy scwewy going on awound here," he continues investigating the hole, but when Bugs appears from behind, the hitch hiking gear has disappeared.
Continuity mistake: When Porky is preparing his breakfast, you can see there is a fishing rod by the tree, but after Porky breaks the egg revealing a baby eagle, we cut to the mother eagle standing by the tree and the fishing rod has disappeared.
Continuity mistake: At the beginning of the movie, Admiral Prentiss reads a newspaper, then drops it and begins to put his right hand into his pocket. In the next shot, the position of Prentiss' right hand has changed. Then the Admiral sits down next to Captain Shore, and his hands change position between shots again, this time going from below the table to rest over it. (00:03:55)
Continuity mistake: When Daffy sees Dr Jerkyl's house, he is holding a telegram in his hand that disappears when we see him in the next shot.
Continuity mistake: When Bugs puts a cigar in Ala Bahma's mouth at the end of the cartoon, the background is blue with a pink curtain, but after the cigar explodes, the background is green and the curtain is blue.
Continuity mistake: With very little petrol available, the Bronski's chauffeur uses a horse to tow the car. Once they are at the theatre, the chauffeur pulls on the reins and gets down to open the car door, so the Bronskis can get out. Between pulling to a stop and the Bronskis being out, the reins have vanished.
Continuity mistake: When Reginald Owen who is a British agent posing as a German hits a German Captain on the head the German doesn't have a hat on.When he pushes the German out of the car when the body falls out it has a hat on. (01:31:45)
Continuity mistake: When Elmer opens the door and finds Bugs at the dressing table in ladies' underwear, you can see the door is positioned on the left hand side of the frame. But when we see Bugs, the door is now on the right hand side.
Continuity mistake: Robert Cummings is talking to a Viennese doctor. The doctor lights a match for his pipe. Then, in the next shot, there is no match.