Josh Brolin
Eddie Mannix

George Clooney
Baird Whitlock

Alden Ehrenreich
Hobie Doyle

Ralph Fiennes
Laurence Laurentz

Scarlett Johansson
DeeAnna Moran

Tilda Swinton
Thora Thacker / Thessaly Thacker

Channing Tatum
Burt Gurney

Frances McDormand
C. C. Calhoun

Jonah Hill
Joe Silverman

Veronica Osorio
Carlotta Valdez

Heather Goldenhersh
Natalie (Secretary)

Alison Pill
Mrs. Mannix

Max Baker
Head Communist Writer

Fisher Stevens
Communist Writer

Patrick Fischler
Communist Writer

David Krumholtz
Communist Writer

Greg Baldwin
Communist Writer

Patrick Carroll
Communist Writer

Fred Melamed
Communist Writer

John Bluthal
Prof. Marcuse

Alex Karpovsky
Mr. Smitrovich

Allan Havey
Protestant Clergyman

Robert Pike Daniel
Catholic Clergyman

Robert Picardo
Rabbi

Ian Blackman
Cuddahy

Geoffrey Cantor
Sid Siegelstein

Christopher Lambert
Arne Seslum

Robert Trebor
Producer of "Hail, Caesar!"

Michael Yama
Chinese Restaurant Maître D'

Ming Zhao
Chinese Restaurant Waitress

Helen Siff
Malibu Maid

Basil Hoffman
Stu Schwartz (Accounting)

Luke Spencer Roberts
Peanut

Ralph P. Martin
Director of Action Western

James Austin Johnson
Studio Assistant at Action Western

Noah Baron
Water Ballet P.A.

Timm Perry
Stage 8 Man at the Door

Natasha Bassett
Gloria DeLamour

Richard Abraham
French Postcard Photographer

Jon Daly
Cop at French Postcard House

Dennis Cockrum
Cop at French Postcard House

Clancy Brown
Gracchus

Mather Zickel
Chunk Mulligan

Tiffany Lonsdale
Ursulina

Clement von Franckenstein
Sen. Sestimus Amydias

Wayne Knight
Lurking Extra

Jeff Lewis
Lurking Extra

Kyle Bornheimer
Extras A.D.

Josh Cooke
Box Breakfast A.D.

Peter Jason
Director

Stephen Ellis
Clapper Boy

Jillian Armenante
Script Girl

Jacob Witkin
Saul of Tarsus

Jack Huston
Cad in Cab

Agyness Deyn
Woman in Cab

Emily Beecham
Dierdre

J.R. Horne
Curly

Caitlin Muelder
Cookhouse Woman

E.E. Bell
Bartender

Kate Morgan Chadwick
Departing Woman

Brian Michael Jones
Sailor

Peter Banifaz
Sailor

Tyler Hanes
Dancer

Patrick Lavallee
Dancer

Adam Perry
Dancer

Ryan VanDenBoom
Dancer

Michael Gambon
Narrator (voice)

Tomoko Karina
Imperial Garden Waitress (uncredited)

Dolph Lundgren
Submarine Commander (uncredited)

Dean England
Animal Handler (uncredited)

Sandy Mansson
Israelite (uncredited)

Jessee Foudray
Jonah's Daughter Harpist (uncredited)

Ryan Izay
'Merrily We Dance' Performer (uncredited)

Johnny Otto
Roman Officer (uncredited)

Sergio Kato
Roman Officer (uncredited)

Anibal Silveyra
Roman Officer

James Gregory
Slave (uncredited)

Josiah Black
Electrician (uncredited)