The System (1979)

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.

Follows a police tactical unit during one dangerous night on the streets of Hong Kong as they try to recover a cop's stolen gun. Things turn deadly when they run into a web of gangland crimes.

The comic strip detective finds his life vastly complicated when Breathless Mahoney makes advances towards him while he is trying to battle Big Boy Caprice's united mob.

Chan, an articulate senior detective nearing the end of his career, is taking care of the daughter of a witness killed by ruthless crime lord Po. Martial arts expert Ma is set to take over as head of the crime unit, replacing Chan who wants an early retirement.

A cop who loses his partner in a shoot-out with gun smugglers goes on a mission to catch them. In order to get closer to the leaders of the ring he joins forces with an undercover cop who's working as a gangster hitman. They use all means of excessive force to find them.

In an effort to get his buddy out of a gambling debt, Jeff agrees to join forces with Judge in a weapons heist. The job goes bad and Judge betrays Jeff. Jeff plots the ultimate revenge on Judge and his followers and it is a question of whether he can follow through with his plan.

Veteran detective Cham works with rookie cop Will to hunt down the city's serial killer. The investigation leads them to a lair littered with dismembered female limbs, and an ex-con who killed Cham's wife and child years ago...

Drug lord Dwayne Gittens rules Cincinnati with an iron fist. No wonder he's known as "God" on the streets. Determined to break Gittens' stranglehold on the city is undercover cop Jeffrey Cole. But as Cole takes on an assumed identity to penetrate Gittens' criminal empire, he makes a disturbing discovery -- he kind of likes being a gangster.

An undercover cop who invade a drug cartel led by a notorious Thai drug lord. In classic heroic bloodshed fashion, the two develop a bond of brotherhood.

A police inspector becomes obsessed with apprehending a criminal planning a major heist at the Hong Kong Jockey Club in the weeks leading up to Hong Kong's return to China.