To Have and Have Not (film) 1944. Bogart and Hawks served as their own technical advisers, because of their experience with fishing and sailing. After filming began, a romance developed between Bogart and Bacall, despite Hawks's disapproval. Bogart was married and at 45 years old, he was more than twice Bacall's age. They kept their relationship a secret from Hawks. This romance eventually led to Bogart divorcing Mayo Methot, his third wife. He and Bacall married a year after "To Have and Have Not" and remained married until Bogart's death in 1957. Hawks expanded Bacall's part to take advantage of the Bogart-Bacall chemistry. According to the
To Have and Have Not (film) well as reducing Marie's drinking in the film. He also removed scenes in which Morgan appeared to be a murderer. Other additions included Marie becoming Morgan's sole romantic interest and Helen and her husband becoming fighters for the resistance. Finally, Faulkner made the time frame for the film three days instead of the many months depicted in the novel. Hawks intended to have the screenplay be loosely modeled on "Casablanca", which also starred Humphrey Bogart, hoping for the same success "Casablanca" had met at the box office. Production began on February 29, 1944, with only thirty-six pages of the screenplay