कलाकार व पडद्यामागील कलाकार
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ह्वाकीन फीनिक्सArthur Fleck - लेडी गागाLee Quinzel
- Brendan GleesonJackie Sullivan
- Catherine KeenerMaryanne Stewart
- Zazie BeetzSophie Dumond
- Steve CooganPaddy Myers
- Harry LawteyHarvey Dent
- Leigh GillGary Puddles
- Ken LeungDr. Victor Liu
- Jacob LoflandRicky Meline
- Bill SmitrovichJudge Herman Rothwax
- Sharon WashingtonDebra Kane
- Alfred Rubin ThompsonErnie Bullock
- Connor StorrieYoung Inmate
- Gregg DanielMusic Teacher
- Mac BrandtArkham Guard
- SlaineArkham Guard
- John LacyArkham Guard
- Tim DillonArkham Guard
- Wayne DeHartE Ward Inmate
- Troy FrominE Ward Inmate
- Ajgie KirklandE Ward Inmate
- Jimmy Walker Jr.E Ward Inmate
- June CarrylDr. Louise Beatty
- Don McManusPaddy Meyers' Producer
- G.L. McQuearyHead Bailiff
- Angela D. WatsonJury Foreman
- Murphy GuyerWhite Chapel Minister
- Carson HigginsJunior Associate
- Gattlin GriffithMasked Joker Driver
- Hudson OzJoker Doppelganger
- Stephen StantonStan L. Brooks
- Martin KildareNews Anchor
- Laurie DawnReporter
- Ashley LevinsonBack-up Singer
- Todd Phillipsदिग्दर्शक
- Scott Silverनिर्माता
- Joseph Garnerनिर्माता
- Emma Tillinger Koskoffनिर्माता
- Mark Friedbergनिर्माता
- Georgia Kacandesनिर्माता
- Jason Ruderनिर्माता
- Michael E. Uslanनिर्माता