"Casablanca's" famous Letters of Transit were signed by General Maxime Weygand, not de Gaulle and not Darlan. This is confirmed by watching the Peter Lorre episode on YouTube. Lorres's character can clearly be heard saying "General Weygand." There is no evidence that a subtitle ever appeared substituting the names of Darlan or de Gaulle for American audiences. (Thanks to reader James Overmeyer for pointing this out.