On the Edge (2006)

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.

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.

A police detective's investigation of a prostitute's murder points to his best friend.

Something fishy is going on in the anti-Drug Trafficking Unit of the HK Police, and only a few honest cops know that the corruption goes all the way to the top. However, they must prove their case quickly, and by unconventional means, after they are framed for murder and drug-trafficking themselves. Dodging bullets from cops and criminals alike, the race is on to clear their names, protect their loved ones, and bring their corrupt colleagues to justice.

After a group of young revolutionaries break into a company's corporate headquarters and steal $5,000,000 worth of heroin to keep it off the street, they call on San Francisco Police Lieutenant Virgil Tibbs for assistance.

Triad boss Lung, who has just escaped being killed in an assassination attempt hires the killers Curtis, James, Mike, Roy and Shin for his protection.

Erstwhile Special Forces operative Doc Alexander is asked to broker a truce with the Mexican drug cartel in secrecy. When Oklahoma Governor Richard Jeffs celebrates the execution of a high-ranking cartel member on TV, his Chief of Staff and Doc inform him about the peace he just ended. But it’s too late, as Cuco, the cartel’s hatchet man, has set his vengeful sights on Doc’s daughter Dixie.

A corrupt cop named Sam handles negotiations between two Triad leaders who plan to join forces. However, he meets a suspicious bald man named Tony, who keeps following him around and disrupting his personal business.

A career-long undercover Hong Kong cop is sent to Mainland China when his former protégé becomes the primary suspect in a murder.

Veteran cop Nick Pulovski is used to playing musical partners; many of the partners he's had in the past have died on the job, and often as a result of Nick's risky tactics. But the rookie who's been assigned to help Nick bust a carjacking ring is almost as hotheaded as he is … and when Nick gets kidnapped, his newbie partner is his only hope.