Inspector Koo

Inspector Koo

A never-before-seen inspector.

Created by Seong Choy

On JTBC

20211 season12 episodes70 min7.4 / 10

A darkly comedic crime thriller centered on a damaged, reclusive investigator hunting a meticulous serial killer, balancing procedural tension with character-driven melancholy.

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

Questions people ask

  • Is Inspector Koo scary? Yes, very. More frightening than 93% of series.

  • Is Inspector Koo sad? Yes, very. More sad than 91% of series.

  • Is Inspector Koo violent? Yes. More violent than 81% of series.

  • Does Inspector Koo leave you hopeful? Not especially. Less hopeful than 73% of series.

  • Is Inspector Koo easy watching? Not especially. Less comforting than 70% of series.

These describe how the series comes across across its whole run, compared with other well-known series. They are not a content list — nothing here was counted or checked episode by episode, so for age-suitability or specific content use a classification board or a dedicated content-warning service.

Written about

35/ 100

Cinnamon Score

How much this series gives you that nothing else will, and whether it delivers.

You have seen this shape before.

Rarity29

How unlike any other series this one feels

Surprise30

How much more it delivers than it promises

Love46

How much audiences actually like it

The highest scores in the catalogue →

Ensemble

Everything like Inspector Koo, and what each one shares →

Like Inspector Koo

Nearest across the full emotional profile.

Same Mood as Inspector Koo

Nearest on what's most distinctive about this one.

Like Inspector Koo, But Darker

Similar, pushed toward heavier and more intense.

Like Inspector Koo, But Lighter

Similar, pushed toward warmer and easier.

Like Inspector Koo, But Less Popular

Same territory, far fewer people have seen it.

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