Hank Azaria as Marc Blitzsetin

Rubén Blades as Diego Rivera

Joan Cusack as Hazel Huffman

John Cusack as Nelson Rockefeller

Cary Elwes as John Houseman

Philip Baker Hall as Gray Mathers

Cherry Jones as Hallie Flanagan

Angus Macfadyen as Orson Welles

Bill Murray as Tommy Crickshaw

Vanessa Redgrave as Countess Constance La Grave

Susan Sarandon as Margherita Sarfatti

Jamey Sheridan as John Adair

John Turturro as Aldo Silvano

Emily Watson as Olive Stanton

Bob Balaban as Harry Hopkins

Jack Black as Sid

Kyle Gass as Larry

Paul Giamatti as Carlo

Barnard Hughes as Frank Marvel

Barbara Sukowa as Sophie Silvano

Victoria Clark as Maxine Elliot's - Dulce Fox

Erin Hill as Maxine Elliot's - Sandra Mescal

Daniel H. Jenkins as Maxine Elliot's - Will Geer

Timothy Jerome as Maxine Elliot's - Bert Weston

Chris McKinney as Maxine Elliot's - Canada Lee / Rev. Salvation

Henry Stram as Maxine Elliot's - Hiram Sherman

Adele Robbins as Augusta Weissberger

Lee Arenberg as Abe Feder

Allan F. Nicholls as George Zorn

Rob Carlson as National Guardsman

Alison Tatlock as Reporter

Dina Platias as Lucille Schly

Pamela D. Henry as Alma Dixon

Emma Smith Stevens as Stagehand

Steven Tyler as Lehman Engel

Charles Giordano as Accordion

Jeffrey Kievit as Trumpet

Kenneth Finn as Trombone

Kenneth Hitchcock as Clarinet

David D'Angelo as Alto Saxophone

Dave Ratajczak as Percussion

Stephen Spinella as Federal Theatre - Donald O'Hara

Brenda Pressley as Federal Theatre - Rose

Brian Brophy as Federal Theatre - Pierre de Rohan

David Costabile as Federal Theatre - Beaver Man

Marla Schaffel as Federal Theatre - Beaver Woman

Dominic Cortese as Federal Theatre - Beaver Accordion Accompanist

John Carpenter as Power - William Randolph Hearst

Gretchen Mol as Marion Davies

Gil Robbins as Congressman Starnes

Harris Yulin as Chairman Martin Dies

Ned Bellamy as Paul Edwards

Vincent Foster as James

William Duell as Butler

Albert Macklin as Tailor

Scott Sowers as Reporter

Bobby Amore as Reporter

Lynn Cohen as Silvano - Mama

Dominic Chianese as Silvano - Papa

Peter Jacobson as Silvano - Uncle

Evan Katz as Silvano - Joey

Alysia Zucker as Silvano - Chance

Sarah Hyland as Silvano - Giovanna

Stephanie Roth Haberle as Silvano - Marta

Spanky McHugh as Vaudeville - Melvin

Todd Stockman as Vaudeville - Puppeteer

Patrick Husted as Vaudeville - Vaudeville Theatre Manager

Jay Green as Vaudeville - Plate Twirler

Carolyn West as Vaudeville - Assistant Plate Twirler

Steven Skybell as Blitzstein - Bertolt Brecht

Susan Heimbeinder as Blitzstein - Eva Blitzstein

Audra McDonald as Blitzstein - 'Joe Worker' Singer

Robert Ari as Blitzstein - Liberty Committee #1

Michele Pawk as Blitzstein - Liberty Committee #2

Gregg Edelman as Blitzstein - Dream Larry Foreman

Brian Powell as Rockefeller Center - Aide

Jack Willis as Rockefeller Center - Lawyer

Gilbert Cruz as Rockefeller Center - Mendez

Robert Hirschfeld as Rockefeller Center - Sol

P.J. Brown as Rockefeller Center - Guard

Michael Rivkin as Rockefeller Center - Protester

Keira Naughton as Rockefeller Center - Protester

Taylor Stanley as Rockefeller Center - Claire

Tommy Allen as Rockefeller Center - Pete

Jeff Butcher as Rockefeller Center - Mendez Double

Sandy Hamilton as Rockefeller Center - Sol Double

Corina Katt Ayala as Diego - Frida Kahlo

Josie Whittlesey as Diego - Models

Sandra Lindquist as Diego - Models

Tamika Lamison as Diego - Models

Edward James Hyland as Opening - Worker in Theatre

Boris McGiver as Opening - Man on Street

Chris Bauer as VTA - Carpenter

Leonardo Cimino as VTA - Man in Line

Patti Tippo as VTA - Clerk

Carrie Preston as VTA - Administrator

Mary Robbins as VTA - Disgruntled Worker #1

Chris Talbott as VTA - Disgruntled Worker #2

Susan Bruce as VTA - Disgruntled Worker #3

Ian Bagg as VTA - Disgruntled Worker #4

Tony Amendola as Riot - Carl Jasper

Tim Robbins as Voice on Film Reel (voice) (uncredited)

Matthew Bennett as Blitzstein - Dream Cop