The night scenes of the raid on the Gurney hideout are mismatched. It goes from day-for-night to what appears to be genuine darkness.
When Joe gives Slick a "hotfoot", you can see that Joe puts two wooden matchsticks in Slick's shoe. When Joe is shown lighting the matches, the close-up shot shows three paper matches, like the ones found in a matchbook.
Joe Gurney stands by a car door talking to the writer. The wing window is sometimes open and sometimes closed.
While Joe Gurney's wrist is being bandaged, he 'turns his wrist over' so fast it can't be seen.
The bandage on Joe Gurney's wrist becomes bigger than the one that the doctor applied.
As the film progresses, it seems the main reason why Carole (Kay Francis) wants revenge on Joe (Humphrey Bogart), the death of her husband, is completely forgotten. Instead, the focus becomes Carole saving her new love interest Bill from Joe and the gang.
Initial motivations often evolve in movies (as in life itself); this type of change does not constitute a Goof.
Initial motivations often evolve in movies (as in life itself); this type of change does not constitute a Goof.
The first time Carole is taken to the hideout, she's blindfolded. But when she returns on her own, nobody asks how she found her way there.
Joe says twice that he has never been much interested in women, yet the title he proposes for his biography is "The Life and Loves of Joe Gurney".
The doctor leaves for the hideout, telling her aunt to make sure the sheriff's men don't get there before midnight. When the men arrive to learn the location of the hideout, instead of withholding the information until shortly before midnight, the aunt tells them and naively asks them to wait until midnight.
The police know Carol (Kay Francis) and Bill (James Stephenson) are in the house, but that doesn't stop them from blasting it with everything but a Sherman tank.