- Tetsuji Tamayama (Hyakujuu Sentai Gaoranger, Casshern) as Yu Tosaki, a member of the Ministry of Health, Labor and Welfare, and Ajin Control Comission
- Rina Kawaei (Majisuka Gakuen 2, Death Note: Light Up the New World) as Izumi Shimomura, an ajin who is Tosaki's secretary and bodyguard
- Minami Hamabe (Ace Attorney) as Eriko Nagai, Kei's younger sister
- Yuu Shirota (GTO 2012, Hana-Kimi 2007) as Koji Tanaka, a member of an ajin terrorist group
- Yudai Chiba (Tensou Sentai Goseiger) as Okuyama, a member of an ajin terrorist group
- Yuki Yamada (Kaizoku Sentai Gokaiger) as Takahashi, a member of an ajin terrorist group
The film is directed by Katsuyuki Motohiro (Psycho-Pass) and will feature the action filming team of the live-action Rurouni Kenshin films working on the said project. Ajin is set for a September 30 release.
[Source: Anime News Network]