The Killing Joke (film)

The Killing Joke is partially a Joker movie and partially a sequel to Man of Steel 2, coming in 2018.

Plot Summary
10 years before Man of Steel 2, showing The Joker with a job as a comedian to make money for his pregnant wife. Desperate, he becomes allies with "The Red Hood" and Batman comes. Batman accidentally pushes Joker into a giant thing of chemicals, turning the comedian into the Joker.

1 year after those events, Joker finds Barbara Gordon's apartment in his phonebook and paralyzes her. He also orders his henchmen to abduct Commissioner Gordon. Gordon wakes up stripped naked tied to an indoor rollercoaster, looking at pictures of Barbara's paralyzing. Gordon informs Batman of what happens and he looks to find Joker. Batman finds him and proposes to help him to mental recovery. Remembering the day of his transformation, he tries to kill Batman and give him a Joker smile, but Joker is defeated and taken to Arkham Asylum.

Cast
James Franco as Joker

Ben Affleck as Bruce Wayne/Batman

Michael Douglas as Commissioner James Gordon

Jennifer Lawrence as Barbara Gordon/Batgirl

Manu Bennett as The Red Hood

Olga Kurylenko as Jeanine (Joker's Wife)