Benjamin Ross Director Liev Schreiber Orson Welles Actor James Cromwell William Randolph Hearst Actor Melanie Griffith Marion Davies Actor John Malkovich Herman Mankiewicz Actor Brenda Blethyn Louella Parsons Actor Roy Scheider George Schaefer Actor David Suchet Louis B. Mayer Actor Fiona Shaw Hedda Hopper Actor Anastasia Hille Carole Lombard Actor Simeon Andrews John Houseman Actor Liam Cunningham Gregg Toland Actor Lucy Cohu Dolores Del Rio (uncredited) Actor Angus Wright Joseph Cotten Actor Kerry Shale Bernard Herrmann Actor Tim Woodward Jack Warner Actor Ron Berglas David O. Selznick Actor Geoffrey Hutchings Actor Roger Allam Walt Disney Actor Jay Benedict Darryl Zanuck Actor Ridley Scott Executive Producer Tony Scott Executive Producer Su Armstrong Producer John Logan Writer