Reiji Doki (Doki Reiji): Kouhei Nagata (Nagata Kōhei)
Daisuke Date (Date Daisuke): Arihiro Matsunaga (Matsunaga Arihiro)
AGI: Kohana Arisaka (Arisaka Kohana)
Rikiya Wanibuchi (Wanibuchi Rikiya): Hiroto Yasuda (Yasuda Hiroto)
Patran (Patoran, Voice): Takehito Koyasu (Koyasu Takehito)
Setsuna Aikokuin (Aikokuin Setsuna): Ryuga Akahane (Akahane Ryūga)
Narration (Narēshon, Voice), Emorgears’ Voice (Emorugia no Koe): Ayako Kawasumi (Kawasumi Ayako)
Cosmo Gavarion System Voice (Kosumo Gyabarion Shisutemu Onsei), Gavarion Trigger System Voice (Gyabarion Torigā Shisutemu Onsei): Toshihiko Seki (Seki Toshihiko)
Super Space Sherrif Gavan Infinity Cast
