Lauren Bacall in the script was originally much smaller, but during filming, her part was revised multiple times to extend it into the lead part that it became in the released film. Once released, "To Have and Have Not" catapulted Bacall into instant stardom, and her performance became the cornerstone of her star image, the impact of which extended into popular culture at large, even influencing fashion, as well as film-makers and other actors. Warner Bros. launched an extensive marketing campaign to promote the picture and to establish Bacall as a movie star. As part of the public relations push, Bacall made
Lauren Bacall at the end of an article he wrote, titled "I'm No Communist", in the May 1948 edition of "Photoplay" magazine, written to counteract negative publicity resulting from his appearance before the House Committee. Bogart and Bacall distanced themselves from the Hollywood Ten, and said: "We're about as much in favor of Communism as J. Edgar Hoover." Bacall campaigned for Democratic candidate Adlai Stevenson in the 1952 presidential election, accompanying him on motorcades along with Bogart, and flying east to help in the final laps of Stevenson's campaign in New York and Chicago. She also campaigned for Robert Kennedy in his