Herman J. Mankiewicz
Gary Oldman
Marion Davies
Amanda Seyfried
Rita Alexander
Lily Collins
Joseph Mankiewicz
Tom Pelphrey
Orson Welles
Tom Burke
Sara Mankiewicz
Tuppence Middleton
Louis B. Mayer
Arliss Howard
William Randolph Hearst
Charles Dance
Fräulein Frieda
Monika Gossmann
John Houseman
Sam Troughton
Eve
Leven Rambin
Charles Lederer
Joseph Cross
Irving Thalberg
Ferdinand Kingsley
News Reel III
Keith Barber
David O. Selznick
Toby Leonard Moore
Shelly Metcalf
Jamie McShane
Sid Perelman
Jack Romano
George S. Kaufman
Adam Shapiro
Charles MacArthur
John Churchill
Ben Hecht
Jeff Harms
Eddie Cantor
Derek Petropolis
Tommy
Sean Persaud
Josef Von Sternberg
Paul Fox
Doctor
Tom Simmons
John Gilbert
Nick Job
Older Man
Colin Ward
Younger Man
Cooper Tomlinson
Female Starlet
Julie Collis
Child Star
Arlo Mertz
Rexford Tugwell
Craig Welzbacher
Norma Shearer Thalberg
Jessie Cohen
Irene Selznick
Desiree Louise
Mrs. Mayer
Amie Farrell
Slim
Ian Boyd
C.C.
Jay Villwock
Ed the Gate Guard
Lou George
Grady
John Lee Ames
Upton Sinclair
Bill Nye
Heckler
Richmond Arquette
Sinclair Supporter
David Lee Smith
Another man
James Patrick Duffy
A Man's Voice (voice)
Mario Di Donato
Maude Anderson
Flo Lawrence
Maitre D'
Randy Davison
Emcee
Christian Prentice
Movie Star #1
Sebastian Faure
Singer
Rick Pasqualone
Rabbi
Gary Teitelbaum
Joanna Mankiewicz - Age 2
Eden Wattez
Elmma Wilson
Roslyn Cohn
James Wilson
Mark Fite
Best Original Screenplay Announcer
John Patrick Jordan
Movie Star #2
Natalie Denise Sperl
Aide - Ben
Brian Michael Jones
Starlet #1
Camille Montgomery
Charlie Chaplin
Craig Robert Young
Assistant Director
Paul Carafotes
Female Party Goer
Anne Beyer
Male Party Goer
Joey Hagler
Martin Butler
Sean Donnellan
News Reel I
Stewart Skelton
News Reel II
Malachi Rivers
Mayer's Assistant
Kaytlin Borgen
Starlet #2
Madison West
Starlet #3
Elvy
Starlet #4
Ali Axelrad
Wife #1
Adrienne Evans
Wife #2
Wylie Small
Wife #3
Dana Lyn Baron
Broadcaster
Ben Mankiewicz