Series · Classic Whodunits
Where to watch Inspector Koo
A never-before-seen inspector.
A reclusive ex-cop reenters the game as an insurance investigator, searching for clues in crime scenes perfectly staged by a serial killer in her midst.
Where to watch
Streaming
Availability checked 2026-09-20. US only, powered by JustWatch via TMDB. Provider links open that service’s own search — our source supplies one link per title, not per provider, so these are searches rather than deep links.
On: Netflix
Cast
- Lee Young-aeKoo Kyung-yi
- Kim Hye-junSong Yi-kyung / "K"
- Kim Hae-sookDirector Yong
- Kwak Sun-youngNa Je-hui
- Baek Sung-chulSanta
- Cho Hyun-chulOh Gyeong-su
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