Casanova Brown is a 1944 American comedy romantic film directed by Sam Wood, written by Nunnally Johnson, and starring Gary Cooper, Teresa Wright, and Frank Morgan. The film had its world premiere in western France after the Allies had liberated those territories following the D-Day Invasion. The film is based on the 1927 novel An Unmarried Father by Floyd Dell and the 1928 play Little Accident by Dell and Thomas Mitchell, which had been previously filmed by Universal Pictures in 1930 as The Little Accident and in 1939 as Little Accident.