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Kim Mu-yeol stands in a navy double-breasted suit and black tie at a Ferragamo photocall in August 2026.Kim Mu-yeol김무열
K-POPIT 케이팝잇, CC BY 3.0, via YouTube · CC BY
Actors

Kim Mu-yeol

김무열

Kim Mu-yeol is a Prain TPC actor with twenty-four film credits and seventeen television ones on his Cine21 list. In 2026 he led Netflix's Teach You a Lesson as bureau inspector Na Hwa-jin, the first of his titles to reach number one on the platform's global chart.

Agency
Prain TPC
Born
22 May 1982
Known for
Teach You a Lesson

Who is Kim Mu-yeol?

Kim Mu-yeol (김무열) is an actor represented by Prain TPC; 텐아시아 listed him among the agency’s artists on 22 August 2026. Cine21’s person database gives his birth date as 22 May 1982 and lists twenty-four films and seventeen television titles.

Filmography

The film list runs from Finding Mr. Destiny (2010) through Seo-gun in War of the Arrows and Dong Chi-seong in Romantic Heaven (2011), Seo Ji-woo in Eungyo and Sang-geun in War of the Dogs (2012), and Yoon Young-ha in Northern Limit Line (2014). Gok-su in Warriors of the Dawn, Money Back and Made in Korea (2016), Yoo-seok in Forgotten (2017), Jung Tae-seok in The Gangster, the Cop, the Devil and Han Sang-woo in Illang: The Wolf Brigade (2018), Park Hee-cheol in Honest Candidate and Memories (2019) follow. Kang Hyeon-woo in Space Sweepers, Seo-jin in Intruder and Kim Pil-do in The Devil’s Deal (2020), Gwak in On the Line (2021), Honest Candidate 2 (2022), Baek Chang-gi in The Roundup: Punishment and Ryu in The Old Woman with the Knife (2024) and The Old Woman with the Knife: International Cut close the list.

Cine21 records no line under 수상 as won. Three nominations are listed: the popularity award in the film section of the 48th Baeksang Arts Awards (War of the Arrows), best new actor in the film section of the 46th Baeksang Arts Awards and best new actor at the 30th Blue Dragon Film Awards (The Scam).

2026

Teach You a Lesson, released on Netflix on 5 June 2026, is the first of his titles to reach number one on the platform’s global chart. Netflix’s own announcement gives his character as Na Hwa-jin, an inspector at the fictional Bureau for the Protection of Teaching Authority. The Korea Herald reported on 29 July 2026 that the series had recorded 60.2 million views in eight weeks and entered Netflix’s all-time top 10 for non-English series.

The series in which he plays Na Hwa-jin was number one on Netflix’s non-English TV list for its first four weeks, and its best single week was the second, at 21.1 million views by Netflix’s weekly figures. The ten weeks are set out on the Teach You a Lesson page.

Known for

Stories

K-dramaTrend signal: Surging

How 'Teach You a Lesson' inspired a real teachers' rights unit in Gyeonggi

The fictional Bureau for the Protection of Teaching Authority in Netflix's "Teach You a Lesson" now has a real counterpart: Gyeonggi superintendent Ahn Min-seok signed a plan for a teachers' rights protection unit on 13 July 2026, Hankook Ilbo reported.

Translated from the Korean original.

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