- THE RAMPAGE's Kazuma Kawamura (HiGH&LOW THE WORST) as Oji Maeda, a self-proclaimed fortune teller, he accompanies Fuka in investigating Sadako's curse
- Mario Kuroba (The Prince of Tennis Musicals) as Llod Kanden, Maeda's assistant
- Yuki Yagi (Hiyokko) as Futaba Ichijo, Fuka's younger sister
- Hiroyuki Watanabe (Ultraman Gaia, Garo) as Ruma Tendo, Kenshin's father.
- Naomi Nishida (Nabbie's Love) as Chieko Ichijo, Fuka's mother
- Hiroyuki Ikeuchi (Ip Man) as Kenshin, a well-known spiritual medium who explained Sadako's curse to Fuka
Directed by Hisashi Kimura (99.9 Criminal Lawyer) and written by Yuya Takahashi (Kamen Rider Ex-Aid, Kamen Rider Build), Sadako DX is set for an October 28th release.
[Source: Anime News Network]