
After a high‑school student falls from a rooftop and slips into a coma, a determined detective partners with the boy’s school teacher to uncover the truth. Their investigation suggests a hidden body may be buried at the site, prompting them to dig deeper in search of answers.
Does Nobody Knows have end credit scenes?
No!
Nobody Knows does not have end credit scenes. You can leave when the credits roll.
Explore the complete cast of Nobody Knows, including both lead and supporting actors. Learn who plays each character, discover their past roles and achievements, and find out what makes this ensemble cast stand out in the world of film and television.

Jo Han-chul
Yoon Hee-seob

Baek Soo-jang
Park Jin-su

Kim Seo-hyung
Cha Young-jin

Kwon Hae-hyo
Jang Gi-ho

Seo Young-joo
Kim Tae-hyung

Jang Young-nam
Jung So-yun

Park Cheol-min
Han Geun-man

Ryu Deok-hwan
Lee Sun-woo

Moon Sung-keun
Hwang In-bum

Yoon Chan-young
Ju Dong-myung

Tae Won-seok
Ko Hee-dong

Min Jin-woong
Lee Jae-hong

Park Hoon
Baek Sang-ho

Jeon Seok-chan
Kim Byung-hee

Ahn Ji-ho
Go Eun-ho

Kang Seo Ha
Yun Ja Yeong [Seoul police department]

Park Min-jung
Bae Sun-a
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