Sai (2025): cast, story & where to watch
2025 · Series · ★ 7.8
Released in 2025, Sai is a mystery series.
What it’s about. A mysterious man appears before six individuals, each struggling with their own issues, as an impending disaster disrupts their lives, unraveling suspense and psychological tension.
Who’s in it. Sai stars Teruyuki Kagawa as Mysterious Man, Anne Nakamura as Midori Domoto, Pistol Takehara as Tsuyoshi Iida and Ryuhei Matsuda as Shinichiro Kuramoto, among others.
How it landed. With an audience score of 7.8/10, Sai has been warmly received by audiences.
Where to watch. Streaming options change often. See the full, country-by-country breakdown on our where to watch Sai page.
If you liked it. Fans of Sai tend to enjoy Attack on Titan, Stranger Things, House and Riverdale.
Frequently asked
- Where can I watch Sai (2025)?
- Streaming, rental and purchase options for Sai change frequently. Check our where-to-watch page for the latest availability in your country.
- Is Sai worth watching?
- Sai holds an audience score of 7.8 out of 10, and is a strong pick if you enjoy mystery. Most viewers rate it highly.
- Who stars in Sai?
- Sai stars Teruyuki Kagawa, Anne Nakamura, Pistol Takehara, Ryuhei Matsuda and Sena Nakajima.
- When was Sai released?
- Sai was released in 2025.