Arthur Fleck
Joaquin Phoenix
Lee Quinzel
Lady Gaga
Debra Kane
Sharon Washington
E Ward Inmate
Troy Fromin
Judge Herman Rothwax
Bill Smitrovich
Arkham Guard
John Lacy
Masked Joker Driver
Gattlin Griffith
Tim Dillon
Additional Guard
Mike Houston
Head Bailiff
G.L. McQueary
Jimmy Smagula
Brian Donahue
Jackie Sullivan
Brendan Gleeson
Ernie Bullock
Alfred Rubin Thompson
Guard
Robert Loftus
Junior Associate
Carson Higgins
Music Class Singer
Ben van Diepen
Joker Girl
Casey Burke
Young Inmate
Connor Storrie
Music Teacher
Gregg Daniel
Mac Brandt
George Carroll
Wayne Dehart
Maryanne Stewart
Catherine Keener
Ajgie Kirkland
Terrance T.P. Polite
Jimmy Walker Jr.
Dr. Louise Beatty
June Carryl
Paddy Meyers' Producer
Don McManus
Jury Foreman
Angela D. Watson
White Chapel Minister
Murphy Guyer
Joker Doppelganger
Hudson Oz
Victim's Dad
Ray Lykins
Joker Fan #1
Will Ropp
Sophie Dumond
Zazie Beetz
Joker Fan #2
Ashton Moio
Joker Fan #3
Emilio Rojas
Police Escort
Joe Spinney
Richard Busser
Jess King
Stan L. Brooks (voice)
Stephen Stanton
News Anchor
Martin Kildare
Reporter
Laurie Dawn
Steven X. Greenfield
Dominiqué Williams-Blair
Paddy Meyers
Steve Coogan
Barry Bonder
Back-up Singer
Kaylah Sharve' Baker
Ashley Levin
Celeste Butler
Music Room Pianist
Alex Wesley Smith
Toney Wilson
Joker / Shadow (voice) (uncredited)
Nick Cave
Harvey Dent
Harry Lawtey
Gary Puddles
Leigh Gill
Dr. Victor Liu
Ken Leung
Ricky Meline
Jacob Lofland
Makeup Artist
Brian Kinney
Characters
Paul Dini
Choreographer
Michael Arnold
Stunts
Wayne Dalglish
Original Music Composer
Hildur Guðnadóttir
Shauna Duggins
Eliza Coleman
Bob Kane
Executive Producer
Georgia Kacandes
Unit Production Manager
Andy Gill
Nitasha Bhambree
Doug Coleman
Sound Re-Recording Mixer
Tom Ozanich
Costume Design
Arianne Phillips
Sweet P. Vaughn
Ross Kohnstam
Stunt Double
Matt Berberi
Colby Lemmo
Stunt Coordinator
Brian Machleit
Makeup Designer
Nicki Ledermann
John Branagan
Dean A. Zupancic
Director of Photography
Lawrence Sher
Animation
Sylvain Chomet
Mallory Thompson
Declan Mulvey
Michael Uslan
Supervising Sound Editor
Erik Aadahl
Tim Trella
Editor
Jeff Groth
Producer
Emma Tillinger Koskoff
First Assistant "A" Camera
Gregory Irwin
Todd Phillips
Director
Writer
Craig Baxley Jr.
Music Consultant
Music Supervisor
George Drakoulias
Jerry Robinson
Casting
Francine Maisler
Tim Rigby
Bruce Timm
Mark Friedberg
Production Design
Brett Smrz
Scott Silver
Bill Finger
Joseph Garner
Second Assistant Director
Trevor Tavares
Key Makeup Artist
John Damiani
Jacqueline Fernandez
Martina Sykes
Mia Bauman
Alyssa Morgan
Heather Galipo
Ryan Robert Howard
First Assistant Director
David Webb
Randy Manion
Hair Designer
Kay Georgiou
Key Hair Stylist
Mitchell Beck
Travis Rehwaldt
Jessie Bishop
Assistant Property Master
Rick Chavez
Executive Music Producer
Jason Ruder
Utility Sound
Bryan Mendoza
Location Scout
Ken Haber
Aaron Hurvitz
Sound Mixer
Steven A. Morrow
Boom Operator
Michael Kaleta
Best Boy Grip
John Reynolds
Costume Supervisor
Lori DeLapp
Set Dresser
Michael Thurman
Set Designer
Hogan Lee
Noelle King
Sarah Contant
Art Direction
Sydnie Ponic
Randall Poster
Co-Producer
Special Effects
Carson O'Dell
Special Effects Technician
Matthew Bouchard
David Meyer
Jared Patrick Gerbig
Michael Duenas
Firat Averbek
Marc Tantin
Supervising Art Director
Dan Webster
Erica Hohf
Taylor Walters
Matthew Lillis
Gordon Stotz
Special Effects Coordinator
Brendon O'Dell
Music Coordinator
Meghan Currier
Pete Chiappetta
Andrew Lary
Anthony Tittanegro
Justine Conte
Visual Effects Producer
Beverly Abbott
Utility Stunts
Richard Epper
James M. Halty
Brian Simpson
Brent Fletcher
Daniel Leavitt
Rhys Millen
Jake Swallow