The Japanese cast includes Shouta Aoi as Gerald Stuart, Asami Seto as Gerald Stuart, Tetsuya Kakihara as Keith Claes, Sora Amamiya as Keith Claes (in early childhood), Tatsuhisa Suzuki as Alan Stuart, Mutsumi Tamura as Alan Stuart (in early childhood), Yoshitsugu Matsuoka as Nicole Ascart, M.A.
O as Nicole Ascart (in early childhood), and Maaya Uchida has been cast as Katarina Claes.
With the reveal previously that a feature film is in the works, an event this past April set a 2023 premiere for it.