Infernal Affairs (2002)
Undercover moles on both sides of the law race to expose each other, creating a gritty, tense, and pulpy drama.
Chan Wing Yan, a young police officer, has been sent undercover as a mole in the local mafia. Lau Kin Ming, a young mafia member, infiltrates the police force. Years later, their older counterparts, Chen Wing Yan and Inspector Lau Kin Ming, respectively, race against time to expose the mole within their midst.
How intense is Infernal Affairs?
Infernal Affairs is not scary, with light gore and strong violence. Emotionally it is heavy. The pace is brisk, and it is a full-attention watch. Rated R.
What Infernal Affairs feels like
- Tone
- suspensefulgrittytensepulpy
- Pace
- Brisk
- Best for
- Full attention
Where to stream Infernal Affairs
US availability via TMDB, last checked Sep 16, 2026. The app filters picks to the services you actually have.
Is Infernal Affairs for you?
Is Infernal Affairs scary?
No. Infernal Affairs is not a scary watch (scare level 0 of 3).
Is Infernal Affairs gory or violent?
Light gore (1 of 3) and strong violence (2 of 3).
Is Infernal Affairs sad or heavy?
It is emotionally heavy (2 of 3). Expect it to land.
Is Infernal Affairs OK for kids?
It is rated R, so it is made for adults. Intensity: scare 0, gore 1, violence 2, each out of 3.
How long is Infernal Affairs?
Infernal Affairs runs 1h 41m.
Where can I stream Infernal Affairs?
Infernal Affairs is streaming on Max and Criterion.
Does Infernal Affairs have a happy ending? spoiler-safe answer
Bittersweet. It earns its ending, but not everyone gets what they want.
Cast and crew
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