Arthur Fleck
Napoleon Bonaparte
Beau Wassermann
Johnny
Self (archive footage)
Arthur Fleck / Joker
Charlie Sisters
Karl
John Callahan
Narrator (voice)
Jesus
Narrator (voice)
Larry "Doc" Sportello
Jimmy Emmett (archive footage)
Self (archive footage)
Theodore
Bruno Weiss
Freddie Quell
Joaquin Phoenix
Leonard
Robert 'Bobby' Green
Ethan Learner
Narrator (voice)
John R. Cash
Jack Morrison
Lucius Hunt
Jack Daglish
Kenai (voice)
Himself / Merrill Hess
Ray Elwood
Merrill Hess
Commodus (Gladiator) (archive footage)
Abbe du Coulmier
Emperor Commodus
Willie Gutierrez
Max California
Clay Bidwell
Lewis McBride
Toby N. Tucker
Doug Holt
Jimmy Emmett
Garry Buckman-Lampkin
Drew Blackburn
Danny
Max
Frankie
Robby Ellsworth
