I Saw the Devil poster

I Saw the Devil

"Abandon all compassion."

Movie R 2010 2h 24m 7.8 /10
Directed by Kim Jee-woon

Kim Jee-woon's I Saw the Devil drops you into a brutal chase between a driven secret agent and a remorseless killer. After a devastating crime, Soo-hyeon drops out of everyday life to find Kyung-chul, a man whose urge to kill seems boundless. He swears to do whatever it takes to bring him to... Read more

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Streaming availability last verified: January 20, 2026

About I Saw the Devil

Kim Jee-woon's I Saw the Devil drops you into a brutal chase between a driven secret agent and a remorseless killer. After a devastating crime, Soo-hyeon drops out of everyday life to find Kyung-chul, a man whose urge to kill seems boundless. He swears to do whatever it takes to bring him to justice, convinced that vengeance can be earned only if he is willing to cross lines he once believed were inviolable. The story tracks their escalating pursuit through crowded streets, dim apartments, and rain slicked alleys, building a claustrophobic mood and a relentless cat and mouse dynamic. The film foregrounds moral risk, personal sacrifice, and the heavy toll that vengeance extracts on both pursuer and pursued, consequence looming.

Directed by Kim Jee-woon, I Saw the Devil is built from an original screenplay by Park Hoon-jung with Lee Yoon-ho contributing to the story. It stands as a high profile entry in Korea's modern thriller scene and widely discussed worldwide.

Box office data for I Saw the Devil is not provided here. The film has been positioned for strong performances in genre and festival circuits rather than as a blockbuster, reflecting its reputation as a hard edged, muscular thriller worldwide.

The film has left a mark in conversations about vengeance on screen, noted for its unflinching mood and moral ambiguity. Its relentless pursuit sequences echo in later Korean thrillers, while discussions about justice and humanity in extreme circumstances echo beyond the genre. Its influence continues in conversations about ethical revenge.

Critics widely praised the director's restrained pacing, the electric chemistry between Lee Byung-hun and Choi Min-sik, and the film's willingness to place moral questions above conventional heroism. Its central themes probe how vengeance corrodes identity, blurs boundaries, and tests the limits of what a person will become for many viewers.

Details

Release Date
August 12, 2010
Runtime
2h 24m
Rating
R
User Ratings
2,877 votes
Type
Movie
Genres
Thriller, Horror
Country
South Korea
Studio
Softbank Ventures +4 more
Budget
$6,000,000
Box Office
$12,966,357
External Links
View on IMDB

Official Trailer

Cast

Lee Byung-hun

Lee Byung-hun

Kim Soo-hyeon

Choi Min-sik

Choi Min-sik

Kyung-chul

Jeon Kuk-hwan

Jeon Kuk-hwan

Squad Chief Jang

Cheon Ho-jin

Cheon Ho-jin

Section Chief Oh

Oh San-ha

Oh San-ha

Joo-yeon

Kim Yoon-seo

Kim Yoon-seo

Se-yeon

Nam Bo-ra

Nam Bo-ra

Section Chief's Daughter

Lee Jun-hyuk

Lee Jun-hyuk

NIS Agent

Yoon Chae-yeong

Yoon Chae-yeong

Nurse Han Song-i

Choi Moo-seong

Choi Moo-seong

Tae-joo

Director: Kim Jee-woon

Written by: Park Hoon-jung, Lee Yoon-ho

Frequently Asked Questions

I Saw the Devil is not currently available on streaming subscription services, but you can rent or buy it on Google Play.

Yes, you can rent on Google Play or buy on Google Play.

With a rating of 7.8/10 from 2,877 viewers, I Saw the Devil is well-regarded and recommended by viewers.

Kim Jee-woon's I Saw the Devil drops you into a brutal chase between a driven secret agent and a remorseless killer. After a devastating crime, Soo-hyeon drops out of everyday life to find Kyung-chul, a man whose urge to kill seems boundless. He swears to do whatever it takes to bring him to just...

I Saw the Devil stars Lee Byung-hun, Choi Min-sik, Jeon Kuk-hwan, Cheon Ho-jin, and Oh San-ha.

I Saw the Devil was directed by Kim Jee-woon.

I Saw the Devil was released on August 12, 2010.

I Saw the Devil is a Thriller and Horror film.

Lee Byung-hun plays Kim Soo-hyeon, a top-secret agent who vows to track down the killer Kyung-chul. His pursuit becomes a brutal cat-and-mouse game.

Choi Min-sik plays Kyung-chul, a dangerous psychopath who murders for pleasure. His acts drive the film's relentless pursuit by Soo-hyeon.

Kim Jee-woon directed I Saw the Devil. The creators credited are Park Hoon-jung and Lee Yoon-ho. It's a Korean thriller horror released in 2010.

The film follows Kyung-chul, a dangerous psychopath, and Soo-hyeon, a top-secret agent who tracks him down to seek vengeance. The pursuit escalates into a brutal, morally complex cat-and-mouse game.