21 Days Theory (2022): cast, story & where to watch
2022 · Series · ★ 7
Released in 2022, 21 Days Theory is a drama series.
What it’s about. A playful rivalry turns into something more when a cocky senior dares his classmate to win the school’s top celebrity’s heart in just 21 days.
Who’s in it. 21 Days Theory stars Patsapon Jansuppakitkun as X, Khunakorn Sunantham as Q, Prat Itthichaicharoen as Toy and Jirayu Sahguansin as Frank, among others.
How it landed. With an audience score of 7.0/10, 21 Days Theory 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 21 Days Theory page.
If you liked it. Fans of 21 Days Theory tend to enjoy Breaking Bad, Better Call Saul, Demon Slayer: Kimetsu no Yaiba and Attack on Titan.
Frequently asked
- Where can I watch 21 Days Theory (2022)?
- Streaming, rental and purchase options for 21 Days Theory change frequently. Check our where-to-watch page for the latest availability in your country.
- Is 21 Days Theory worth watching?
- 21 Days Theory holds an audience score of 7.0 out of 10, and is a strong pick if you enjoy drama. Most viewers rate it highly.
- Who stars in 21 Days Theory?
- 21 Days Theory stars Patsapon Jansuppakitkun, Khunakorn Sunantham, Prat Itthichaicharoen, Jirayu Sahguansin and Warisara Jitpreedasakul.
- When was 21 Days Theory released?
- 21 Days Theory was released in 2022.