The official website of Ao Oni The Animation (Movie) has announced additional cast and staff members. Ryota Osaka, Eri Kitamura, Takahiro Mizushima, and Shuuta Morishima will reprise to voice the characters from the alternative version.

Cast
Kouji Manabe: Ryota Osaka
Junko Takashiro: Eri Kitamura
Shouichirou Murakami: Takahiro Mizushima
Shou Konaka: Shuuta Morishima
Karin Minazuki: Ayane Sakura (Non Non Biyori Repeat)
Fumihiko Tachibana: Kenji Nojima (Himouto! Umaru-chan)
Mifuyu Hatano: Yoko Hikasa (Danganronpa 3: The End of Kibougamine Gakuen - Zetsubou-hen)
Kaoru Fujimoto: Hiroki Touji (Trinity Blood)

Staff
Original Character Design: Kyuta Sakai (Higurashi no Naku Koro ni)
Character Design: Masaaki Sakurai (Himegoto)
Art Board: Dagashi
Color Setting: Higashiguchi Chuuou (Original Character Designer for Mnemosyne: Mnemosyne no Musume-tachi)
Logo Design: Keita Amemiya ([i]Original Creator of Garo)
Music: Shiyu Yanagida
Sound Production: DAX Production

Ending theme song: "Kakure Oni" by Akiko Shikata

Source: Moca News