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A Joseon detective, a fake silver scheme, and a geisha with secrets? Sign me up.
TMDB
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Detective K: Secret of the Lost Island (2015)

swashbuckling sleuthperiod-piece chaosbromance fuelled

Overview

ComedyActionMystery

Joseon's top detective Kim Min attempts to track down those responsible for circulating massive amounts of counterfeit silver bullion in Joseon. He also tries to find the missing sibling of a young girl.

Flag of KRKRKorean
Content warning
detectiveinvestigationforgeryislandgeishajoseon dynasty (1392–1910)

Standout Aspects

Production

Gorgeous Joseon-meets-Edo production design that eats up the budget

Acting

Kim Myung-min and Oh Dal-su's bickering buddy-cop chemistry carries everything

Stunts

Ridiculously overcommitted action sequences for a mystery-comedy

Best for:Friends: Group watch for chaotic energy and arguing over the twist·Streaming: Weeknight popcorn mystery when you want fun, not homework·Rewatch: Second viewing to catch all the silver-forgery clues you missed
Heads up:Violence: Sword fights and some period-appropriate brutality, but it's cartoonish
Kim Sok-yun

Director

Kim Sok-yun

ReleasedFeb 11, 2015
Runtime2h 5m
StatusReleased

Vibe

Pacefast
Intensitymedium
Tonemixed
Feellight
Revenue$27.4M
Generation Blue Films
Showbox

Top Cast

Kim Myung-min

Kim Myung-min

Kim Min

Oh Dal-su

Oh Dal-su

Han Seo-pil

Lee Yeon-hee

Lee Yeon-hee

Hisako

Choi Moo-seong

Choi Moo-seong

Boss

Jo Kwan-woo

Jo Kwan-woo

Musician

Jung Won-joong

Jung Won-joong

Senior

Lee Chae-eun

Lee Chae-eun

Da-hae

Hwang Chae-won

Hwang Chae-won

Do-hae

Hwang Jeong-min

Hwang Jeong-min

Sakura

Woo Hyeon

Woo Hyeon

Mr. Bang

Lee Jung-eun

Lee Jung-eun

Auntie

Kim Won-hae

Kim Won-hae

District Magistrate

Hyeon-jin

Hyeon-jin

Sword Club

Gong Teyu

Gong Teyu

Japanese

Shin Mi-yeong

Shin Mi-yeong

Woman

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Deep Dive

Trivia, insights & behind the scenes

Cultural

The film deliberately plays with Joseon-Japan relations, using the counterfeit silver plot to mirror real 19th-century economic tensions between the two kingdoms.

Trivia

Kim Myung-min performed most of his own stunts after insisting the character's physical comedy required his actual face-planting, not a double's.

YouTube

Detective K: Secret of the Lost Island (2014)

Detective K: Secret of the Lost Island (2014)

Gallery

Reviews

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Detective K Collection(3 films)
Detective K: Secret of Virtuous Widow poster6.6

Detective K: Secret of Virtuous Widow

2011

Detective K: Secret of the Lost Island poster
Now Viewing

Detective K: Secret of the Lost Island

2015

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Detective K: Secret of the Living Dead

2018

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