Connection
커넥션
“A narcotics cop wakes up an addict — Memento meets Korean noir”
Someone causes a narcotics unit detective to become addicted to drugs. What is the connection between them?
Ji Sung
as Jang Jae-gyeong · LEAD
Ji Sung
Jang Jae-gyeong
Jeon Mi-do
as Oh Yoon-jin · LEAD
Jeon Mi-do
Oh Yoon-jin
Lee Hyun So
as Park Joon-Seo (teen) · SUPPORTING
Lee Hyun So
Park Joon-Seo (teen)
Kwon Yul
as Park Tae-jin · SUPPORTING
Kwon Yul
Park Tae-jin
Kim Kyung-nam
as Won Jong-soo · SUPPORTING
Kim Kyung-nam
Won Jong-soo
Lee Sang-jun
as Kim U-sung · SUPPORTING
Lee Sang-jun
Kim U-sung
Jung Yoo-min
as Choi Ji-yeon · SUPPORTING
Jung Yoo-min
Choi Ji-yeon
Jung Soon-won
as Heo Joo-song · SUPPORTING
Jung Soon-won
Heo Joo-song
Streaming
Where to watch
Availability varies by region · Data by JustWatch via TMDB
Quick verdict
Should you watch?
A taut, grimy crime thriller anchored by a haunted Ji Sung.
✓Crime-thriller fans, viewers who like morally compromised heroes and small-town conspiracies
✗On-screen drug use and bleak betrayal arcs are hard for you
Story
What is it really about
A detective is secretly drugged into addiction, and the only way to claw back his life is to find which of his oldest friends did it to him. The hunt corrodes everyone it touches.
Did you know
Trivia & facts
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FAQ