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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.

Series Cast

  1. Lee Young-ae

    Lee Young-ae

    Koo Kyung-yi

    12 Episodes

  2. Kim Hye-jun

    Kim Hye-jun

    Song Yi-kyung / "K"

    12 Episodes

  3. Kim Hae-sook

    Kim Hae-sook

    Director Yong

    12 Episodes

  4. Kwak Sun-young

    Kwak Sun-young

    Na Je-hui

    12 Episodes

  5. Baek Sung-chul

    Baek Sung-chul


    12 Episodes

  6. Cho Hyun-chul

    Cho Hyun-chul

    Oh Gyeong-su

    12 Episodes

  7. Lee Hong-nae

    Lee Hong-nae

    An Geon-uk

    12 Episodes

  8. Jeong Seok-yong

    Jeong Seok-yong

    Mr. Kim

    11 Episodes

  9. Jung Jong-joon

    Je-hui's father

    9 Episodes

  10. View More

Full Cast & Crew

Current Season

Inspector Koo

Season 1

2021 | 12 Episodes

Season 1 of Inspector Koo premiered on October 30, 2021.

View All Seasons

Inspector Koo
Inspector Koo


Original Name 구경이

Status Ended


  • See more TV shows from JTBC...

Type Scripted

Original Language Korean


Content Score


Almost there...

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