Protagonist - Joker (voice)
Ryuji Sakamoto - Skull (voice)
Anne Takamaki - Panther (voice)
Morgana - Mona (voice)
Yusuke Kitagawa - Fox (voice)
Makoto Niijima - Queen (voice) (as Rina Sato)
Futaba Sakura - Navi (voice)
Haru Okumura - Noir (voice)
Goro Akechi - Crow (voice)
Sae Niijima (voice)
Sojiro Sakura (voice)
Yuki Mishima (voice)
Munehisa Iwai (voice)
Tae Takemi (voice)
Sadayo Kawakami (voice)
Chihaya Mifune (voice)
Shinya Oda (voice)
Hifumi Togo (voice)
Toranosuke Yoshida (voice)
Ichiko Oya (voice)
Caroline and Justine / Lavenza (voice)
Suguru Kamoshida (voice)
Ichiryusai Madarame (voice)
Junya Kaneshiro (voice)
Kunikazu Okumura (voice)
Wakaba Isshiki (voice)
Masayoshi Shido (voice)
Warden - Yaldabaoth (voice)
Igor (voice)
SIU Director / Inui (voice)
Additional Voices (voice)
Shiho Suzui (voice)
Sugimura / Hiruta (voice)
Principal Kobayakawa (voice)
Natsuhiko Nakanohara (voice)
Chouno (voice)
Ushimaru (voice)
Usami (voice)
Ann Takamaki - Panther (voice)
Yusuke Kitagawa - Fox (voice) (as Matt Mercer)
Makoto Niijima - Queen (voice)
Futaba Sakura - Oracle (voice)
Caroline / Justine / Lavenza (voice)
Inui (voice)
Hiruta (voice)
Tae Takami (voice)
Sugimura (voice)
SIU Director / Igor (voice)
Lala Escargot (voice)