Herman Mankiewicz
Marion Davies
Rita Alexander
Louis B. Mayer
Joseph Mankiewicz
John Houseman
Irving Thalberg
Sara Mankiewicz
Orson Welles
Charles Lederer
Shelly Metcalf
David O. Selznick
Fräulein Frieda
William Randolph Hearst
Sid Perelman
George S. Kaufman
Charles MacArthur
Ben Hecht
Eddie Cantor
Tommy
Joe Von Sternberg
Doctor
John Gilbert
Older Man
Younger Man
Female Starlet
Child Star
Rexford Tugwell
Norma Shearer Thalberg
Irene Selznick
Mrs. Meyer
Slim
C.C.
Ed the Gate Guard
Grady
Upton Sinclair
Heckler
Sinclair Supporter
A Man's Voice (voice)
Another Man
Maude Anderson
Movie Star #1
Maître D
Emcee
Eve - Shelly's Girlfriend
Singer
Rabbi
Joanna Mankiewicz - Age 2
Elmma Wilson
James Wilson
Best Original Screenplay Announcer
Broadcaster, Academy Awards
Movie Star #2
Aide - Ben
Starlet #1
Charlie Chaplin
Assistant Director
Female Party Goer
Male Party Goer
Martin Butler
News Reel I
News Reel II
News Reel III
Mayer's Assistant
Starlet #2
Starlet #3
Starlet #4
Wife #1
Wife #2
Wife #3
Typist (uncredited)
Young Joseph Mankiewicz (uncredited)
Joan Crawford (uncredited)
Young Herman Mankiewicz (uncredited)
Groundskeeper (uncredited)
Hobo (uncredited)
MGM Child Star (uncredited)
Beach Goer (uncredited)