Humphrey Bogart magic of Bogart and Bergman was the result of two actors working at their best, not any real-life sparks, though Bogart's perennially jealous wife assumed otherwise. Off the set, the co-stars hardly spoke. Bergman, who had a reputation for affairs with her leading men, later said of Bogart, "I kissed him but I never knew him." Because Bergman was taller, Bogart had blocks attached to his shoes in certain scenes. "Casablanca" won the 1943 Academy Award for Best Picture. Bogart was nominated for an Academy Award Best Actor in a Leading Role, but lost to Paul Lukas for his performance
Humphrey Bogart among others. In "Black Legion" (1937), for a change, he played a good man caught up and destroyed by a racist organization, a movie Graham Greene described as "intelligent and exciting, if rather earnest". In 1938, Warner Bros. put Bogart in a "hillbilly musical" called "Swing Your Lady" as a wrestling promoter; he later apparently considered this his worst film performance. In 1939, Bogart played a mad scientist in "The Return of Doctor X", his only horror film. He cracked, "If it'd been Jack Warner's blood ... I wouldn't have minded so much. The trouble was they were drinking mine