Official poster for Undercover High School

Miniseries · MBC

Undercover High School

8.0IMDb62 votesWorth your time
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20251 season · 12 episodes~70 min per episodeLimited series — complete
ComedyAction & AdventureDrama
View seasons

Who's in it

Cast

The principal ensemble across the run of the series.

Seo Kang-joon

Seo Kang-joon

Jeong Hae-sung

12 eps

Jin Ki-joo

Jin Ki-joo

Oh Su-ah

12 eps

Kim Shin-rock

Kim Shin-rock

Seo Myung-ju

12 eps

Kim Min-ju

Kim Min-ju

Lee Ye-na

12 eps

Yoon Ga-i

Yoon Ga-i

Park Mi-jung

12 eps

Kim Young-ah

Kim Young-ah

Im Chung-ha

12 eps

Lee Hyun So

Lee Hyun So

Han Seung-jae

12 eps

Yun Chae-bin

Yun Chae-bin

Yun Chae-rin

12 eps

Kim Sun-min

Kim Sun-min

Ji Hyeon-jun

12 eps

Kim Seung-beom

Kim Seung-beom

Kim Ho-jin

12 eps

Kang Pil-jun

Kang Pil-jun

Son Beom-Sik

12 eps

Su Hyun

Su Hyun

[Student]

1 eps

The story

What it's about

Ace NIS agent Jung Hae-seong is demoted after a mission failure. He goes undercover at a high school to locate King Gojong's missing gold, meeting his teacher Oh Soo-ah, who sees him as her lost first love, stirring old heartbreak.

The run

Seasons

1 season · 12 episodes.

  • Season 0 · Complete

    Specials

    20251 episode

  • Official poster for Season 1

    Season 1 · Complete

    Season 1

    202512 episodes

    8.3IMDb

Behind the series

Created by

Showrunners, creators, executive producers and the writers who set the voice of the series.

The craft

Key Crew

Directing, writing, production, camera, music and editing.

Writing

Direction

Where to watch

Streaming

Availability verified against regional listings.

  • Rakuten VikiStreaming
  • OnDemandKoreaStreaming
  • Kocowa Amazon ChannelStreaming
  • KocowaStreaming

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