Joker123 is a 2019 American psychological thriller directed and produced by Todd Phillips, co-writer with Scott Silver. This film based on the characters of DC Comics stars Joaquin Phoenix as the Joker and offers an optional story for the characters. Created in 1981 as the story of Arthur Fleck, a failed clown and a standing comedian with a mad lineage and fanaticism, it inspired a violent anti-cultural revolution against the wealthy in Gotham. Decadent Robert De Niro, Zazie Beetz, Frances Conroy, Brett Cullen, Glenn Fleshler, Bill Camp, Shea Whigham and Marc Maron have appeared in supporting roles for Joker, produced by Warner Bros. Pictures, DC Films and Joint Effort, along with Bron Creative and Village Roadshow. Pictures and distributed by Warner Bros.