Animator Chuck Jones based the Warner Brothers cartoon character "Pepe Le Pew" on the "Pepe le Moko" character played by Charles Boyer in this film.
The allure of Hedy Lamarr, as well as the exotic location of the Casbah, were said to be two of the chief inspirations for Casablanca (1942) , but MGM refused to release Lamarr from her contract for the Warner Brothers film.
Remake of the 1937 French film Pépé le Moko (1937). When Walter Wanger produced this film, he tried to have all copies of the original destroyed. Fortunately, he was unsuccessful.
When Julius Epstein, one of several screenwriters for Casablanca (1942), was trying to pitch it to David O. Selznick - who they wanted to borrow their preferred female star from, Ingrid Bergman - Epstein started in on a long, drawn-out summary but finally wrapped up with, "Oh, what the hell! It's going to be a lot of shit like 'Algiers'!"