Lauren Bacall a visit to the National Press Club in Washington, D.C., on February 10, 1945. It was there that Bacall's press agent, chief of publicity at Warner Bros. Charlie Enfield, asked the 20-year-old Bacall to sit on the piano while U.S. Vice President Harry S. Truman played. After "To Have and Have Not", Bacall was seen opposite Charles Boyer in "Confidential Agent" (1945), which was poorly received by critics. By her own estimation, it could have caused considerable damage to her career, had her performance as the mysterious, acid-tongued Vivian Rutledge in Hawks's film noir "The Big Sleep" (1946), co-starring Bogart,
Lauren Bacall not provided a quick career resurgence. "The Big Sleep" laid the foundation for her status as an icon of film noir. She would be strongly associated with the genre for the rest of her career, and would often be cast as variations of the independent and sultry femme fatale character of Vivian she played in the movie. As described by film scholar Joe McElhaney, "Vivian displays an almost total command of movement and gesture. She never crawls." Bacall was cast with Bogart in two more films. In "Dark Passage" (1947), another film noir, she played an enigmatic San Francisco artist.