Christopher Nolan’s version of Joker in The Dark Knight, played by Heath Ledger, avoided this origin, focusing instead on a more realistic, psychological approach. The filmmaker also refused to let Joaquin Phoenix ‘s Joker carve a smile into his face.

Folie à Deux set to be one of Warner Bros.' biggest DC critical and commercial failures yet, DC Studios co-CEO James Gunn has smartly reminded fans that it's not his and Peter Safran's

Joker: Folie à Deux takes Joaquin Phoenix’s Arthur Fleck in a surprising, musical direction before culminating in a deeply bleak ending. Back in Arkham following his trial, Arthur is told he has a visitor by a prison guard.