

Two detectives who are up to their necks in trouble and in each other's face, as they try to shut down a drug-trafficking scheme that could be connected with international ties to organized crime. But in the midst of their investigation, innocent immigrant dock worker Luk Wan-Ting gets caught up in the mix when he witnesses the murder of an intelligence operative and is framed for the crime.
You can stream In the Line of Duty 4 on fuboTV and WeTV.
In the Line of Duty 4 was directed by Yuen Woo-ping.
In the Line of Duty 4 holds an average rating of 7.0/10 on TMDB, and it lands best with fans of action, crime and thriller. Join the discussion below to add your take.
In the Line of Duty 4 runs for 1h 34min, and was released in 1989.
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