Junpei Mizusaki Director Shinji Takagi Director Jumpei Mizusaki Director Koichi Yamadera Voice Yuki Kaji Robin Voice Kengo Kawanishi Red Robin Voice Daisuke Ono Nightwing Voice Akira Ishida Red Hood Voice Ayane Sakura Green Lantern Voice Akio Ôtsuka Aquaman Voice Nobuyuki Hiyama The Flash Voice Romi Park Wonder Woman Voice Rie Kugimiya Harley Quinn Voice Wataru Takagi The Joker Voice Hôchû Ôtsuka Alfred Pennyworth Voice Masaki Terasoma James Gordon Voice Kazuhiro Yamaji Ra's al Ghul Voice Takaya Kamikawa Boss Voice Kazuki Nakashima Screenwriter Kamikaze Douga Producer Yûgo Kanno Original Music