Joker is a 2019 American psychological thriller film directed by Todd Phillips from a screenplay he co-wrote with Scott Silver. Based on DC Comics characters, it stars Joaquin Phoenix and provides an alternative origin story for the Joker. Against the backdrop of a decaying Gotham City, the film follows Arthur Fleck, a struggling mentally ill clown and aspiring stand-up comedian whose descent into moral nihilism inspires a violent countercultural revolution against the wealthy. Robert De Niro, Zazie Beetz, and Frances Conroy appear in supporting roles. Distributed by Warner Bros. Pictures, Joker was produced by Warner Bros. Pictures and DC Films in association with Village Roadshow Pictures, Bron Creative and Joint Effort.