Cast en crew
-
Joaquin PhoenixArthur Fleck - Rober De NiroMurray Franklin
- Zazie BeetzSophie Dumond
- Frances ConroyPenny Fleck
- Brett CullenThomas Wayne
- Shea WhighamDetective Burke
- Bill CampDetective Garrity
- Glenn FleshlerRandall
- Leigh GillGary
- Josh PaisHoyt Vaughn
- Rocco LunaGiGi Dumond
- Marc MaronGene Ufland
- Sondra JamesDr. Sally
- Murphy GuyerBarry O'Donnell
- Douglas HodgeAlfred Pennyworth
- Dante Pereira-OlsonBruce Wayne
- Carrie Louise PutrelloMartha Wayne
- Sharon WashingtonSocial Worker
- Hannah GrossYoung Penny
- Frank WoodDr. Stoner
- Brian Tyree HenryCarl (Arkham Clerk)
- April GraceArkham Psychiatrist
- Tony D. HeadWGC Anchorman
- Todd PhillipsRegisseur
- Richard BarattaProducent
- Bruce BermanProducent
- Michael E. UslanProducent
- Aaron L. GilbertProducent
- Joseph GarnerProducent
- Walter HamadaProducent
- Todd PhillipsProducent
- Bradley CooperProducent
- Emma Tillinger KoskoffProducent
- Todd PhillipsSchrijver
- Scott SilverSchrijver
- Hildur Ingveldardóttir GuðnadóttirMuziek