Hikaru Midorikawa
Gridman (voice) (12 eps)
Yuya Hirose
Yuta Hibiki (voice) (12 eps)
Reina Ueda
Akane Shinjou (voice) (12 eps)
Yume Miyamoto
Rikka Takarada (voice) (12 eps)
Soma Saito
Sho Utsumi (voice) (12 eps)
Tetsu Inada
Alexis Kerib (voice) (12 eps)
Kenichi Suzumura
Anti (voice) (12 eps)
Aoi Yuki
Borr (voice) (12 eps)
Akari Kito
Hass (voice) (12 eps)
Katsuyuki Konishi
Max (voice) (12 eps)
Suzuko Mimori
Namiko (voice) (12 eps)
Mayumi Shintani
Mama Rikka (voice) (12 eps)
Ryosuke Takahashi
Calibur Samurai (voice) (12 eps)
Masaya Matsukaze
Vit (voice) (12 eps)
Yoshihiro Miyajima
School broadcast (voice) (1 eps)
Ken Kurihara
School Announcement (voice) (1 eps)
Junya Enoki
Takato (voice) (1 eps)