Despite both Edward G. Robinson and James Cagney having spent most of their acting careers with Warner's Bros., this was the only film the two acting legends appeared in together.
Film debut of Charles Lane.
Original opening credits and underlying music were replaced during the 1940s for an intended re-release, and are still in place on surviving material.
The role played by Donald Cook was all but eliminated in the final cut, but he still appears as one of Nick's two accomplices (along with 'James Cagney' after one of the poker games.