Eddie Redmayne

Tom Hayden

Sacha Baron Cohen

Abbie Hoffman

Mark Rylance

William Kunstler

Joseph Gordon-Levitt

Richard Schultz

Frank Langella

Judge Julius Hoffman

Jeremy Strong

Jerry Rubin

John Carroll Lynch

David Dellinger

Yahya Abdul-Mateen II

Bobby Seale

Alex Sharp

Rennie Davis

Noah Robbins

Lee Weiner

Danny Flaherty

John Froines

Ben Shenkman

Leonard Weinglass

Michael Keaton

Ramsey Clark

Kelvin Harrison Jr.

Fred Hampton

Caitlin FitzGerald

Agent Daphne O'Connor

Alice Kremelberg

Bernadine

J.C. MacKenzie

Thomas Foran

John Doman

John Mitchell

Wayne Duvall

Detective Deluca

Damian Young

Howard Ackerman

C.J. Wilson

Sergeant Scott Scibelli

Brady Jenness

David Dellinger's Son

Meghan Rafferty

Mrs. Dellinger

Juliette Angelo

Juror 6

Brendan Burke

Bailiff

Tah von Allmen

Mrs. Winter

Alan Metoskie

Allen Ginsberg

John Gawlik

Policeman That Arrests Jerry

Kevin O'Donnell

Bar Patron 1

Gavin Haag

Bar Patron 2

Tiffany Denise Hobbs

Sondra

Steve Routman

David Stahl

Madison Nichols

Demonstrator

John F. Carpenter

Detective Bell

Larry Mitchell

Detective Frapoly

Mike Geraghty

Detective Sam McGiven

Mike Brunlieb

Eddie

James Pravasilis

Egg Throwing Crowd Member

Vic Kuligoski

Frat Boy 1

Brandon Fierro

Frat Boy 2

Calvin Ticknor-Swanson

Frat Boy 3

Gabrielle Perrea

Girl in Beret

Michelle Hurst

Housekeeper Jane

Tony Lawry

Man

Kathleen Garrett

Mitchell's Secretary

Matt LeFevour

Officer 1

Christian Litke

Officer 2

Max Adler

Officer Wojohowski

Michael Bassett

Officer Quinn

Shawn Parsons

Policeman in Haymarket

Julian Hester

Policeman on Bullhorn

John Quilty

Reporter Jack

Kate Miller

Reporter Majorie

Edward Fletcher

Reporter Sy

Blair Lewin

Woman in Tavern

Jessica Wood

Bartender

Steven Komito

Marshal

Marco Lama

Someone in the Crowd

Ben Kass

Reporter 7

Gabriel Franken

Reporter 8

Ed Flynn

Reporter 9

Alex Henderson

Young Man

David Fierro

Bailiff 2

Sam Nelson Harris

Band Lead Singer

Marlee Mendelson

Band Member

Hana Chew

Band Member

Ashley Trumbo

Band Member

Allison Trumbo

Band Member

Shane Skidmore

Band Member

Jeffrey Yonkus

Band Member

Maria Jacobson

Band Member

Brendan Brown

Band Member

Dan MacDonald

Band Member

Keeley Morris

Female Protester

Thomas John Gallagher

Radio Cop

Michael A. Dean

Carl Oglesby

Elizabeth Holder

Juror 11

Lex Elle

Riot Cop (uncredited)