Citizen Kane is a 1941 American drama film directed by, produced by and starring Orson Welles and co-written by Welles and Herman J. Mankiewicz. It was Welles's first feature film. The quasi-biographical film examines the life and legacy of Charles Foster Kane, played by Welles, a composite character based on American media barons William Randolph Hearst and Joseph Pulitzer, Chicago tycoons Samuel Insull and Harold McCormick, as well as aspects of the screenwriters' own lives.
https://en.wikipedia.org/wiki/Citizen_Kane