Batman The Killing Joke Movie Trailer HD - Plot synopsis: As Batman hunts for the escaped Joker, the Clown Prince of Crime attacks the Gordon family to prove a diabolical point mirroring his own fall into madness. Director: Sam Liu Writers: Brian Azzarello, Brian Bolland, Bob Kane Stars: Kevin Conroy, Mark Hamill, Tara Strong Genre: Animation, Action, Superhero Release date: July 25, 2016 (USA)