
Secret
2009 · Movie · 105 min · ★ 6.4
A murder investigation turns personal when a detective finds clues pointing toward someone close to him. While trying to protect that person and uncover the truth, he is pulled into a tense web of crime, suspicion, and buried secrets.
Where to watch
Watch free on Tubi.
2 hours to watch.
Streaming availability and prices may be inaccurate or change — verify with the provider before subscribing.
unSUB's subscription recommendations are informational only, not financial advice.
More value for your money
Similar titles, ranked by watch-hours per subscription dollar.
Details
- Original title
- 시크릿
- Years
- 2009
- Release date
- 2009-12-03
- Language
- Korean
- Runtime
- 105 min
- Max quality
- HD
- TMDB rating
- 6.4/10 (35 votes)
About
You’ll like this if you enjoy Korean crime mysteries like Private Eye or Seven Days with steady suspense and emotional stakes; Not for you if implausible police behavior ruins thrillers.
Pros: strong suspense; engaging mystery; solid performances | Cons: police behavior strains belief; some melodrama; uneven climax
Themes
- detective
- suspicion of murder
Cast & crew

Cha Seung-won
as Det. Seong-ryeol Kim

Song Yun-ah
as Ji-yeon Yu

Ryu Seung-ryong
as Je-kal

Park Won-sang
as Det. Choi

Oh Jung-se
as Kyeong-ho

Kim In-kwon
as Seok-jun

Park Hyo-ju
as Hye-jin

Yang Eun-yong
as Eun-young

Ye Su-jeong
as Ji-yeon's mother

Lee El
as Young-sook
Directed by Yoon Jae-goo