Joker

Joaquin Phoenix

(Arthur Fleck)

Robert De Niro

(Murray Franklin)

Zazie Beetz

(Sophie Dumond)

Frances Conroy

(Penny Fleck)

Brett Cullen

(Thomas Wayne)

Shea Whigham

(Detective Burke)

Bill Camp

(Detective Garrity)

Glenn Fleshler

(Randall)

Leigh Gill

(Gary)

Josh Pais

(Hoyt Vaughn)

Marc Maron

(Gene Ufland)

Sondra James

(Dr. Sally)

Murphy Guyer

(Barry O'Donnell)

Douglas Hodge

(Alfred Pennyworth)

Dante Pereira-Olson

(Bruce Wayne)

Carrie Louise Putrello

(Martha Wayne)

Sharon Washington

(Social Worker)

Hannah Gross

(Young Penny)

Frank Wood

(Dr. Stoner)

Brian Tyree Henry

(Carl (Arkham Clerk))

April Grace

(Arkham Psychiatrist)

Mick Szal

(Woman on Subway)

Carl Lundstedt

(Wall Street Three)

Michael Benz

(Wall Street Three)

Ben Warheit

(Wall Street Three)

Gary Gulman

(Comedian)

Sam Morril

(Open Mic Comic)

Chris Redd

(Comedy Club Emcee)

Mandela Bellamy

(Mother on Bus)

Demetrius Dotson II

(Boy on Bus)

Greer Barnes

(Haha's Clown)

Ray Iannicelli

(Haha's Clown)

Bryan Callen

(Haha's Stripper)

Peter Hans Benson

(Good Morning Host)

Vito Gerbino

(Street Kid)

Adam Quezada

(Street Kid)

Xavyer Ureña

(Street Kid)

Evan Rosado

(Street Kid)

Damian Emmanuel

(Street Kid)

Mike Troll

(Clown Protestor)

Jane Fergus

(IBN Anchorwoman)

David Gibson

(WBC News Anchor)

Tony D. Head

(WGC Anchorman)

Jeff McCarthy

(NCB Anchor)

Kim Brockington

(NCB Co-Anchor)

Troy Roberts

(NCB News Reporter)

Lou Young

(ANC News Reporter)

Michael-Scott Druckenmiller

(Paramedic)

Craig Austin

(Paramedic)

John Cenatiempo

(Aftermath Police Officer)

Danny Schoch

(Aftermath Police Officers)

Keith Buterbaugh

(Band Leader)

James Ciccone

(Murray Franklin Band)

Rich Campbell

(Murray Franklin Band)

Roger Squitero

(Murray Franklin Band)

Alonzo Wright

(Murray Franklin Band)

Mary Kate Malat

(Murray Franklin Intern)

Adrienne Acevedo Lovette

(Middle Aged Woman (uncredited))

Justin Theroux

(Ethan Chase (uncredited))

Alissa Bourne

(Anna (uncredited))

Jamaal Burcher

(Hospital Visitor / Mfs Audience (uncredited))

John Cashin

(Arkham Patient (uncredited))

Brendan Patrick Connor

(Mr. Slotnick (uncredited))

Blaise Corrigan

(Taxi Driver (uncredited))

Dennis Jay Funny

(Gotham Citizen (uncredited))

James P. Harkins

(Thomas Wayne's Body Guard (uncredited))

Jesse Schratz

(Gotham City Sick Kid (uncredited))

Isabella Ferreira

(Flirting Woman on the Bus (uncredited))

Shade Rupe

(Bartender (uncredited))

Michael Lepre

(Arkham Insane Patient (uncredited))