Peacemaker

John Cena

Christopher Smith / Peacemaker

Danielle Brooks

Leota Adebayo

Freddie Stroma

Adrian Chase / Vigilante

Jennifer Holland

Emilia Harcourt

Steve Agee

John Economos

Chukwudi Iwuji

Clemson Murn

Robert Patrick

August 'Auggie' Smith / White Dragon

Annie Chang

Sophie Song

Lochlyn Munro

Larry Fitzgibbon

Mark Wahlberg

None

Nhut Le

Judomaster

Dee Bradley Baker

Eagly (voice)

Rochelle Greenwood

Peggy

Zak Santiago

Prison Guard

Elizabeth Faith Ludlow

Keeya Adebayo

Kevin O'Grady

Johnson

Neil Webb

Cool Steve

Bzhaun Rhoden

Young Man

Quinn Bennett

Young Chris

Liam Hughes

Keith

Christopher Heyerdahl

Caspar Locke

Mel Tuck

Auggie's Neighbor

Crystal Mudry

Annie Sturphausen

Paul Lazenby

Dickhead

Darryl Scheelar

Dickhead

Alison Araya

Amber Calcaterra

Lenny Jacobson

Evan Calcaterra

Rizwan Manji

Jamil

Ryan Jefferson Booth

Racist Thug

Jen Znack

Skinhead Girl

Paul Tryl

Whitehood Wanker

Viola Davis

Amanda Waller (uncredited)

Troy Anthony Young

Terrified Man

Lissa Neptuno

Doctor

Christopher Loverro

Rubik's Cube World Champion

Elizabeth McCarthy

Head Nurse

Faith Wright

Murn's Inside Nurse

Tim Zhang

Cabbie

Brent Chapman

Fact Attack Host

Ursina Luther

Waitress

Klarc Jerome Wilson

Dishwasher

Kris Kuruneri

Bartender

Jade Pawluk

Douchebag

Scott Pocha

Even Bigger Friend

Gabriela Reynoso

Lookie-Loo

Veena Sood

Captain Miele

Natalia Safran

Mrs. Goff

Antonio Cupo

Senator Royland Goff

Jackson Ferguson

Goff Child 1

Juliette Ferguson

Goff Child 2

Sage Brocklebank

Bodyguard

Neetu Garcha

Reporter

Yvette Ferguson

Receptionist

Troy Mundle

Harried Worker

David Beairsto

Judge William Judy

Stephen Blackehart

Charlie (Gorilla)

Alice Matheson

“Alfred E Neuman”

Juliette Tidi

“Canadian Tuxedo”

Alexander Brophy

“Sad Eyed Kid”

Marcia D. Bennett

Teacher

Billy Christos Jr.

“Chubster”

David Pavlov

“Urkel”

Maya Kooner

Jamil's Daughter

Alice Comer

“Pasketti Arms”

Christopher Maxen Loteyro

“Rubik's Cube World Champion”

Douglas Roy Dack

White Power Shithead

Trevor Hinton

Asshole Referee

Michael Newman

Reporter

Jason Momoa

Arthur Curry / Aquaman (uncredited)

Ezra Miller

Barry Allen / The Flash (uncredited)

Tyler Burrows

Frat Dude

Dan Ginnane

Frat Dude

Isaac George-Hotchkiss

7-11 Cashier

Haig Sutherland

Dr. Hurwitz

Sarah Corrigan

Female Nurse

Philippe Collins

Male Nurse

Brad Abramenko

Clark Kent / Superman (uncredited)

Cynthia Oroz

Nurse

Kimberley von Ilberg

Diana Prince / Wonder Woman (uncredited)