Joaquin Phoenix

Arthur Fleck

Lady Gaga

Lee Quinzel

Brendan Gleeson

Jackie Sullivan

Catherine Keener

Maryanne Stewart

Zazie Beetz

Sophie Dumond

Steve Coogan

Paddy Meyers

Harry Lawtey

Harvey Dent

Leigh Gill

Gary Puddles

Ken Leung

Dr. Victor Liu

Jacob Lofland

Ricky Meline

Bill Smitrovich

Judge Herman Rothwax

Sharon Washington

Debra Kane

Alfred Rubin Thompson

Ernie Bullock

Connor Storrie

Young Inmate

Gregg Daniel

Music Teacher

Mac Brandt

Arkham Guard

George Carroll

Arkham Guard

John Lacy

Arkham Guard

Tim Dillon

Arkham Guard

Wayne Dehart

E Ward Inmate