Infernal Affairs III (2003) runs 1 h 58 min, is rated R in the US and averages 7.0 from 390 TMDB members. Triad gangster turned corrupt cop Lau Kin-ming goes to dangerous lengths to avoid detection.
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Streaming availability by JustWatch. In the US, as of 2026-11-06: HBO Max Amazon Channel (subscription), Criterion Channel (subscription), HBO Max (subscription), Shout! Factory TV (free with ads).
Infernal Affairs III on TMDB · This product uses the TMDB API but is not endorsed or certified by TMDB.

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