Warner Bros. said:Director Todd Phillips “Joker” centers around the iconic arch nemesis and is an original, standalone fictional story not seen before on the big screen. Phillips’ exploration of Arthur Fleck, who is indelibly portrayed by Joaquin Phoenix, is of a man struggling to find his way in Gotham’s fractured society. A clown-for-hire by day, he aspires to be a stand-up comic at night…but finds the joke always seems to be on him. Caught in a cyclical existence between apathy and cruelty, Arthur makes one bad decision that brings about a chain reaction of escalating events in this gritty character study.
Arthur, who devotes himself to caring for his fragile mother, seeks out every father figure he’s never had, from wealthy businessman Thomas Wayne to TV host Murray Franklin. Caught in a cyclical existence teetering on the precipice of reality and madness, one bad decision brings about a chain reaction of escalating, ultimately deadly, events.