Wild Cops 4 (2001)

An American with a Japanese upbringing, Chris Kenner is a police officer assigned to the Little Tokyo section of Los Angeles. Kenner is partnered with Johnny Murata, a Japanese-American who isn't in touch with his roots. Despite their differences, both men excel at martial arts, and utilize their formidable skills when they go up against Yoshida, a vicious yakuza drug dealer with ties to Kenner's past.

One memorable night in the life of veteran patrol officer Ray Mandel and his trainee, ambitious rookie cop Nick Holland in the LAPD's Olympic Division. With two cop killers on the loose and hunting for more targets, Mandel and Holland must contend with a city about to boil over, as well as Jack VanZandt, an unhinged rogue cop out for payback running wild in their patrol zone.

Billy Wong is a New York City cop whose partner is gunned down during a robbery. Billy and his new partner, Danny Garoni, are working security at a fashion show when a wealthy man's daughter, Laura Shapiro, is kidnapped. The Federal authorities suspect that Laura's father is involved with Mr. Ko, a Hong Kong drug kingpin, so the NYC police commissioner sends the two cops to Hong Kong to investigate.

Gino Felino is an NYPD detective from Brooklyn who knows everyone and everything in his neighborhood. Killing his partner was someone's big mistake... because he's now out for justice.

Jack Caine is a Houston vice cop who's forgotten the rule book. His self-appointed mission is to stop the drugs trade and the number one supplier Victor Manning. While involved in an undercover operation to entrap Victor Manning, his partner is killed, and a sinister newcomer enters the scene...

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.

Maverick cop Orin Boyd always brings down the domestic terrorists he tracks, but he ruffles feathers with his unorthodox techniques -- and soon finds himself reassigned to the toughest district in Detroit. When he discovers a group of detectives secretly operating a drug ring, Boyd joins forces with an unlikely ally -- gangster Latrell Walker -- to bring down the rotten cops.

A Texas cop battles ex-navy seals who are trying to traffic drugs from Mexico into the USA.

FBI agent Jack Crawford is out for revenge when his partner is killed and all clues point to the mysterious assassin Rogue. But when Rogue turns up years later to take care of some unfinished business, he triggers a violent clash of rival gangs. Will the truth come out before it's too late? And when the dust settles, who will remain standing?

A tough police detective escapes from custody after being framed and arrested for the murder of his ex-wife, and must now find the real killer and prove his innocence.