Continuity mistake: The painting changes from the time it is made until the time the detective looks at it.
Continuity mistake: After trying in vain to sleep in the upper berth of a railroad car, Laurel and Hardy hastily get dressed and get off the train at the Pottsville station. As they watch the train pull away, they are wearing each other's derby. In the immediate close-up, each of the two is wearing his own derby.
Continuity mistake: Laurel and Hardy are in a rented boat with two young women. Laurel is seated behind Hardy. They each have an oar over the left side of the boat and the boat is going in circles as they paddle. After a brief shot of James Finlayson staring at them from the dock, both men's oars are suddenly on the right side of the boat.
Continuity mistake: In a close-up, Ollie is lying on his back in bed and starts to get up. In the immediate long shot, he is on his hands and knees and rising from a prostate position.
Continuity mistake: When Oliver produces two apples as part of the plan to help him and Stan escape from prison, you can see that he is holding the apples with his fingers under them, but the next shot shows Oliver holding the apples with his fingers around them.
Factual error: There are several repeated shots of a wild tiger roaming Africa. Tigers are not native to Africa.
Other mistake: Cocoanut Hotel manager Mr. Hammer (Groucho Marx) reads aloud a telegram stating that guests will arrive on the 4:30 train. He then says, "The 4:15, eh?" and tells Jamison (Zeppo Marx) that he's going to "meet the 4:15."
Continuity mistake: When Stan says "I was wondering who it was" to Oliver, you can see that Oliver has nothing on his head, but in the very next shot he is now wearing his bowler hat without him having put it on.
Continuity mistake: When Stan and Oliver are about to wash the goat, Oliver pours a bucket of water into the bathtub, but Stan pulls the bathtub away and the water goes onto the floor. At this point, you can see the floor is wet, but when Oliver goes back into the kitchen with the bucket, the floor is now dry.