Nobody Knows

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Nobody Knows


  • Title: 아무도 모른다 / Amudo Moreunda
  • Genre: Mystery
  • Episodes: 16
  • Broadcast network: SBS
  • Broadcast period: 2020-Mar-02 to 2020-Apr-21
  • Air time: Monday & Tuesday 21:40
  • Original Soundtrack: Nobody Knows OST


Veteran Detective Cha Young Jin is still tormented by the unsolved murder of a close friend by an apparent serial killer 19 years ago. When the killings begin again, she is determined to catch the culprit.


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Correlation Chart
Main Cast
Seoul Police Department
New Life Church
Shinsung Middle School
People around Sang Ho
  • Shin Jae Hwi (신재휘) as Oh Doo Suk (Baek Sang Ho's secretar)
  • Tae Won Suk as Ko Hee Dong (head security of Millennium Hotel)
  • Park Min Jung as Bae Sun Ah (manager of Millennium Hotel)

Production Credits

Episode Ratings

See Nobody Knows/Episode Ratings


  • 2020 28th SBS Drama Awards:
    • Top Excellence Award, Actress in a Miniseries Action Drama (Kim Seo Hyung)
    • Best Young Actor (Ahn Ji Ho (안지호))

External Links

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Romantic Doctor, Teacher Kim 2 Monday & Tuesday 21:40 Good Casting