Daisuke Tsuchiya
Takuya Kai / Blue Beet
Acting
Shigeru Kanai
Daisaku Katagiri / G-Stag
Acting
Reina Hazuki
Rei Hayama / Reddle I
Acting
Takashi Sasano
Professor Kenzo Mukai
Acting
Minoru Inaba
Narrator
Acting
Takeshi Watabe
Gaohm (voice)
Acting
Toshimichi Takahashi
Gigaro (voice)
Acting
Shigeru Chiba
Schwartz (voice)
Acting
Keiko Konno
Jera (voice)
Acting
Takeshi Maya
Drago
Acting