Curt Geda Director, Producer Roger Craig Smith Batman, Bruce Wayne Voice Carlos Alazraqui Bane Voice Troy Baker The Joker Voice John DiMaggio Killer Croc Voice Dana Snyder The Penguin Voice Charlie Schlatter The Flash Voice Alastair Duncan Alfred Pennyworth Voice Chris Diamantopoulos Green Arrow, Oliver Queen Voice Kevin Burke Screenwriter Chris Wyatt Screenwriter Benjamin Melniker Executive Producer Sam Register Executive Producer Michael E. Uslan Executive Producer Bruce King Film Editing Kevin Riepl Original Music Wes Gleason Casting