Origin story of the villainous The Joker in the Batman universe which follows Arthur Fleck (Joker) from failed stand-up comedian to fateful psychopathic murderer. The movie earned 11 2020 Oscar nominations. Joaquin Phoenix won for Best Actor.
The film was co-written and directed by Todd Phillips. Martin Scorsese was initially an executive producer, but left due to other obligations. Bradley Cooper produced the film with Phillips and Emma Tillinger Koskoff.