To Have and Have Not (film) Furthman had completed a revised screenplay with sixty fewer pages. Hawks instructed Furthman, to alter Marie's character to be more sultry and masculine like Marlene Dietrich. In the previous version of the script, Bacall's purse was stolen; after the revision, Bacall's character stole the purse. Much of Bacall's character was based on Hawks's wife Slim Keith. Some of her lines reportedly came directly from Keith. According to Keith, Furthman even suggested she ask for script credit. Hawks instructed Furthman to work on the final screenplay and stop writing the second version of the screenplay. The second version had Bacall as
To Have and Have Not (film) written, due to changes required by the Production Code office. Faulkner had very little time in between the rebuilding of sets to continue the screenplay, therefore, each scene was written three days before it was filmed. The final cast reading was done on March 6, 1944 with final script changes finished by April 22. Line by line, Hawks and Bogart changed the script to create a more sexual and comedic film. For example, the line "It's even better when you help", was not originally in the script and was added during filming. After 62 days, filming was completed May 10,