Gary Oldman Herman Mankiewicz
Cooper Tomlinson Younger Man
Amanda Seyfried Marion Davies
Charles Dance William Randolph Hearst
Lily Collins Rita Alexander
David Fincher Director
Tom Burke Orson Welles
Brian Michael Jones Aide - Ben
Natalie Denise Sperl Movie Star #2
Mario Di Donato A Man's Voice (voice)
Tom Pelphrey Joseph Mankiewicz
Samantha Smith McGrady Second Assistant Director
Leven Rambin Eve - Shelly's Girlfriend
Jeong-Hwa Fonkalsrud Makeup Artist
Sharron Reynolds-Enriquez Script Supervisor
Brian S. Osmond "A" Camera Operator
John Patrick Jordan Best Original Screenplay Announcer
Tuppence Middleton Sara Mankiewicz
Trish Gallaher Glenn Property Master
Jamie McShane Shelly Metcalf
Ceán Chaffin Producer
Cary Christopher Young Joseph Mankiewicz (uncredited)
Cindy J. Williams Makeup Artist
Craig Robert Young Charlie Chaplin
Joseph Cross Charles Lederer
Eric Roth Producer
Toby Leonard Moore David O. Selznick
Arliss Howard Louis B. Mayer
William Conacher Dialect Coach
John Lee Ames Grady
Eric Tolzmann Electrician
David Lee Smith Sinclair Supporter
Sam Troughton John Houseman
John Roesch Foley Artist
David Edsall First Assistant "B" Camera
Jessie Cohen Norma Shearer Thalberg
Zack Duhame Stunt Coordinator
Richmond Arquette Heckler
Tom Simmons Doctor
Donald Graham Burt Production Design
Teresa Jaime Drapkin Payroll Accountant
Paul Carafotes Assistant Director
Ferdinand Kingsley Irving Thalberg
Anthony Molinari Hobo (uncredited)
John Churchill Charles MacArthur
Trent Reznor Original Music Composer
Chris Palermo Stunts
Adam Shapiro George S. Kaufman
Valli O'Reilly Makeup Artist
Cynthia P. Romo Hairstylist
Mickey Giacomazzi Stunt Coordinator
Casey O'Neill Stunt Coordinator
Shelley Roden Foley Artist
Jan Pascale Set Decoration
Drew Kunin Production Sound Mixer
Stewart Skelton News Reel I
Elizabeth Himelstein Dialect Coach
Atticus Ross Original Music Composer
Sean Donnellan Martin Butler
Nathan Nance Sound Re-Recording Mixer
Bill Nye Upton Sinclair
Scott Curtis Foley Mixer
David Parker Sound Re-Recording Mixer
Malcolm Fife Sound Effects Editor
Anne Beyer Female Party Goer
Canada Johanna Gordon Set Decorating Coordinator
Elvy Starlet #3
Tammy S. Lee Set Designer
Gigi Williams Makeup Department Head
Kirk Baxter Editor
Brice Liesveld Visual Effects Producer
Wylie Small Wife #2