The Japanese cast includes Daisuke Namikawa as Shōtarō Aragaki, Kensho Ono as Leonardo, Yuuki Kaji as Tetsuo Minamino, Kenyuu Horiuchi as Noriyuki Amakusa, Rina Honnizumi as Rei Aragaki, Atsuko Tanaka as Mari Aragaki, Kotono Mitsuishi as Tomoyo Aragaki, Kappei Yamaguchi as Bigbird Aragaki, Hiroyuki Yoshino as Tomoki Takizawa, Nana Mizuki as Ayu, Daisuke Hirakawa as Naohiko Nakanomori, Kaito Ishikawa as Atsushi Dōjima, Daisuke Ono as Shige Nishikiori, Kengo Kawanishi as Hiro Okamachi, Hiroshi Kamiya as Ryū Ryūshō, Minami Tanaka as Kitty Chan, and Rikiya Koyama as Britney.
The English dub cast includes Christopher Wehkamp as Jotaro Aragaki, Austin Tindle as Tetsuo Minamino, Brandon McInnis as Leonardo, Jill Harris as Rei Aragaki, Justin Briner as Bigbird Aragaki, and Zeno Robinson as Tomoki Takizawa.
The series is directed by Hisatoshi Shimizu based on the scripts supervised by Shigure Murakoshi.
Jotaro Aragaki, former member of the national team, had given his whole life for gymnastics and was fighting against his age and physical strength.