Originally released in 2015, the series was directed by Yoshikazu Yasuhiko and Takashi Imanshi based on the series composition by Katsuyuki Sumisawa.
The English cast includes Keith Silverstein as Casval Rem Deikun/Édouard Mass, Maggie O’Connor as Artesia Som Deikun/Sayla Mass and Chris Niosi as Garma Zabi.
The Japanese cast includes Megumi Han as Artesia Som Deikun/Sayla Mass, Shuuichi Ikeda as Casval Rem Deikun/Édouard Mass, Char Aznable and Tetsuya Kakihara as Garma Zabi.
Yoshikazu Yasuhiko and Tsukasa Kotobuki handled the character designs and Sunrise produced the animation.