Name: In the Line of Duty 4
Genre: Action, Crime, Thriller
Released: 1989-01-01
Duration: 94 min
Rating: 7

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Top cast

10 people

Cynthia Khan

as Insp Rachel Yeung Lai-Ching

Donnie Yen

as Captain Donnie Yan

Michael Wong

as Captain Michael Wong

Yuen Yat-Choh

as Luk Wan-Ting

Lisa Chiao Chiao

as Luk's Mother

Wai Gei-Shun

as HK Police Officer

Yuen Shun-Yi

as Drug Dealer

Michael Woods

as Black Fighter on Rooftop / Motorbike

John Salvitti

as Fighter in Alley

SB

Stephan Berwick

as Fighter on Motorbike

MO

Movie OTT Editorial

1 min read · Published July 5, 2026

7.0/10

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.

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