Joaquin Phoenix
Arthur Fleck
Arthur Fleck, now incarcerated at Arkham State Hospital, who encounters Harleen Quinzel, a fellow patient who becomes dangerously obsessed with his Joker persona. Their shared psychosis fuels a destructive and increasingly chaotic relationship, blurring the lines between reality and fantasy. The film delves deeper into Arthur's mental state, exploring the complexities of his condition and the enduring power of his iconic villainous persona.
Arthur Fleck
Lee Quinzel / Music Consultant
Jackie Sullivan
Maryanne Stewart
Sophie Dumond
Paddy Meyers
Harvey Dent
Gary Puddles
Dr. Victor Liu
Ricky Meline
Judge Herman Rothwax
Debra Kane
Ernie Bullock
Young Inmate
Music Teacher
Arkham Guard
Arkham Guard
Arkham Guard
Arkham Guard
E Ward Inmate
Director
