Twenty years after Professor Yu’s tragic death while trying to stop the new drug MG32, traces of the drug resurface in an overseas murder case, indicating the return of drug lord Sha Kun. Now, Yu’s son, undercover officer Yu Fei, teams up with law enforcement in a high-stakes operation to take down the powerful international drug syndicate.
Li Shuhang, Shi Ke, Waise Lee Chi-Hung, Zheng Junhao, Lu Zhuojie, Mu Li-Xin

A trans cop with the New York City Police Department goes undercover to make a drug bust.
2024

When Erin Bell was a young cop, she was given an undercover assignment that ended badly and destroyed her life. Years later, she must face her demons in order to make peace with her past.
2018

A cop Arul (Arya) is on an undercover mission to capture the underworld don Jothi (Ashutosh Rana) who runs a smuggling mafia in Goa. When both Arul and his friend Chandra (Ramanna) plans to arrest Jothi, things go haywire and the rest of the story tells us whether Arul completes his mission by playing a mind game.
2014

When cops Schmidt and Jenko join the secret Jump Street unit, they use their youthful appearances to go undercover as high school students. They trade in their guns and badges for backpacks, and set out to shut down a dangerous drug ring. But, as time goes on, Schmidt and Jenko discover that high school is nothing like it was just a few years earlier -- and, what's more, they must again confront the teenage terror and anxiety they thought they had left behind.
2012

Detectives Jimmy and Paul, despite nine years as partners, can still sometimes seem like polar opposites—especially when Paul's unpredictable antics get them suspended without pay. Already strapped for cash and trying to pay for his daughter's wedding, Jimmy decides to sell a rare baseball card that's worth tens of thousands. Unfortunately, when the collector's shop is robbed and the card vanishes with the crook, Paul and Jimmy end up going rogue, tracking down the card and the drug ring behind its theft, all on their own time and without any backup—except for each other.
2010

Tom Ludlow is a disillusioned L.A. Police Officer, rarely playing by the rules and haunted by the death of his wife. When evidence implicates him in the execution of a fellow officer, he is forced to go up against the cop culture he's been a part of his entire career, ultimately leading him to question the loyalties of everyone around him.
2008

To take down South Boston's Irish Mafia, the police send in one of their own to infiltrate the underworld, not realizing the syndicate has done likewise. While an undercover cop curries favor with the mob kingpin, a career criminal rises through the police ranks. But both sides soon discover there's a mole among them.
2006

A boisterous detective goes undercover in a high school in order to befriend the teenage daughter of a notorious gangster.
2005

A mouthy and feisty taxicab driver has hot tips for a green and inept cop set on solving a string of New York City bank robberies committed by a quartet of female Brazilian bank robbers.
2004

Yau, Yeung, and Wong are professionals who steal expensive cars, using technology so advanced that even the police cannot get any clues. A covert detective, Raymond, is assigned to investigate the case. He successfully wins the trust of Yau and also falls in love with his sister. Yau, Yeung and Wong have a conflict of interest, and as a result, their latest operation fails after police close in. During the raid, Raymond makes a terrible mistake...
2000

Hitomi still mourns her fiance who died in a car crash. One day, during a visit to Hong Kong, she bumps into Karbo who looks uncannily like him. Karbo, however, is a fugitive from the police.
1999

Oliver Beck is 21, good looking, clean-cut and a product of an upper class family. He's also leading a double life—student by day and street hustler by night. When he meets Philip Kirsch, undercover cop working Atlanta's drug enforcement branch, secrets collide.
1998

Following the tragic events of Sting of the Scorpion, Maggie finds herself stripped of her rank and committed to an insane asylum. The crooked cop who put her there offers to procure her release and reinstatement - if she'll go undercover as a bar hostess to spy on the triads. The whole thing's a setup, of course, and soon Maggie is on the run from the law, as well as nursing a bad heroin addiction. She finds refuge in the criminal underworld, where she accepts a job as an undercover assassin. But when her identity is exposed, Maggie has both sides of the law gunning for her life.
1993

College student Jake Lo is pursued by smugglers, mobsters and crooked federal agents after he witnesses a murder by a Mafia kingpin.
1992

Mason Storm, a 'go it alone' cop, is gunned down at home. The intruders kill his wife, and think they've killed both Mason and his son too. Mason is secretly taken to a hospital where he spends several years in a coma. His son meanwhile is growing up thinking his father is dead. When Mason wakes up, everyone is in danger - himself, his son, his best friend, his nurse - but most of all those who arranged for his death
1990

To prove his brother's innocence, undercover officer Nick enrolls in high school again, dealing with crushes, bullies, humiliations, popularity swings, and quirky teachers and staff to find the real murderer.
1988

A Tokyo cop is sent to Los Angeles to help an LAPD detective break up a yakuza ring operating in the city.
1987

Two street-wise Chicago cops have to shake off some rust after returning from a Key West vacation to pursue a drug dealer that nearly killed them in the past.
1986

A top undercover cop finds and arrests a series of purse snatchers until he discovers an American at the top of an evil ring of thieves.
1976
Leader of the Celestial Devil Gang Mo Fu ends an underling to infiltrate the house of code expert Cheung Yuet-ting in pursuit of the Mafia's secret intelligence. The unyielding man is killed, and the Mafia is framed for the crime. Cheung's instrumental role in the Mafia is succeeded by his daughter Oi-lan, who leads both gangs onto a deadly chase. Just then, Oi-lan's bosom friend Chan Yu-lam emerges from years of oblivion as a Mafia member and offers the wanted woman protection and assistance in retrieving the late father's cache. Mo's underling Lau Kei-fung is assigned the task of playing the confidence game in the Cheung household, preempting Oi-lan from accessing the classified information and abducting both Oi-lan and Chan before the Mafia can reach the key witness. Acting on a tip-off, the police raid the apartment and arrest both gangs. Chan, the undercover police officer, gains both Oi-lan's trust and affection. (Synopsis based on audiovisual materials)
1965