Continuity mistake: It is supposed to be night when Joe slips out of the hotel, but a daytime sky is visible.
Continuity mistake: When Wilby goes into his bedroom, he takes out his PJ's from the bureau drawer, leaving the drawer open. He goes into the bathroom to put on the PJ's. When he comes out of the bathroom, the drawer in the bureau is closed.
Other mistake: Mick the orderly is Irish throughout the film, but when Nurse Dawson bumps into him and says, "You clumsy oaf," Mick's reply, "Look who's talking," is said in a London accent.
Continuity mistake: A sailor goes out on the luau covered deck to get his guitar, during an air raid. He lays down while a Zero strafes the deck hitting his guitar, which goes flying into the air toward the camera and lands about 10 feet from the sailor. In the next shot, the sailor kneels up and grabs his guitar which has appeared right next to him.
Continuity mistake: In the opening scenes, the panoramic view of the Larkin homestead shows Lorenzo's "Gummint" Ford sitting with its hood up, days before he has been assigned to the case.
Continuity mistake: When Bugs is performing his shooting stunt in the saloon, you can see the entrance behind Sam has nothing between it. When Sam tells Bugs he's missed, we cut to Bugs who says "Wait!" and then return to Sam, and this time there are doors between the entrance.