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

Director

David Fincher