Best movies like In the Line of Duty 4

Two unlucky thieves break into a just murdered man's hotel room and steal his passport with a hidden microfilm wanted by a triad boss. Two hard kicking women cops from HK and UK get the case.

International Security Affairs agent Jon is on a dangerous mission to escort a criminal scientist to another country. En route, a member of his team turns out to be a traitor and shoots Jon in the head while kidnapping the scientist. When Jon wakes up in the hospital, a doctor tells him that within weeks, the bullet in his brain will cause complete paralysis. Jon returns to Beijing to see his mother, who confesses that Jon has a brother in Malaysia who was raised by his father, a gambler. Jon takes a flight to Malaysia to find his brother, Yeung. On the plane he forms a bond with Dr. Kan, who promises to look into possible treatments for his condition. However, when they arrive, Yeung tries to kidnap the doctor and when Jon intervenes, he's also taken hostage. The two soon realize they're brothers, and decide to work together in order to keep the criminals behind the kidnappings from reinfecting the world of a disease long thought cured.

A Japanese cop, Shiro, and his partner Ray are after a bunch of drug dealers. But they are betrayed by an insider and Ray is killed. Shiro follows the murderer, a sadistic drug lord, up to Argentina

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

A martial arts instructor working at a police academy gets imprisoned after killing a man by accident. But when a vicious killer starts targeting martial arts masters, the instructor offers to help the police in return for his freedom.

When three close friends escape from Hong Kong to war-time Saigon to start a criminal's life, they all go through a harrowing experience which totally shatters their lives and their friendship forever.

Danny is a young cop partnered with Nick, a seasoned but ethically tainted veteran. As the two try to stop a gang war in Chinatown, Danny relies on Nick but grows increasingly uncomfortable with the way Nick gets things done.

A former government operative renowned for his stealth, Jack Cole is now a Los Angeles police detective. When a series of horrible murders occurs in the metro area, Cole is assigned to the case, along with tough-talking fellow cop Jim Campbell. Although the two men clash, they gradually become effective partners as they uncover a conspiracy linked to the killings, which also involves terrorism and organized crime.

Detective Sergeant Ma Jun, known for dispensing his own brand of justice during arrests, teams up with an undercover cop, Wilson, to try and bring down three merciless Vietnamese brothers running a smuggling ring in the months before mainland China's takeover of Hong Kong. Jun pursues the gang tirelessly, sometimes ignoring police protocols. A showdown is inevitable!

After surviving an attempt on his life by his former partner, officer Cliff Garrett (Norris) exacts revenge on those who wronged him by going undercover as a hit man. He works to gain the reputation and trust needed in order to be accepted by the burgeoning Seattle-area criminal underworld, but it is all done in order to take it down from within.

Brandon plays Brandon Ma, a regular working Joe who holds down two jobs, so he can support his girlfriend May and his dream of owning a motorcycle. Brandon's best friend is Michael, an ambitious and murderous dope peddler. Michael covets May and so he comes up with a plan that will win her for him, and solves a problem he's been having. It seems that an undercover cop named Sharky has been using his police connections to dominate the local cocaine trade, so Michael has him killed and uses Brandon as the fall guy. Brandon goes to jail, though he thinks that he will be released soon thanks to the efforts of his good buddy Michael. Eight years later Brandon finally gets out of jail and vows revenge.

Rick Pang, an IPSC champion who is also a gun expert who tinkers with his pistols to perfect his technique known as 'double tap' which is the terminology where a shooter can place two exact shots in the same spot to maximize marksmanship.

The Hong Kong super-cop must stop a group of blackmailing bombers at the same time that the villains of the first Police Story are out for revenge.

In order to release his kidnapped sister, sports car mechanic Jackie Chan has to beat a super-criminal street racer.

In lawless storm ravaged New Orleans, eleaguered Detective Sean Riley is trying to cope with the death of his young son and the abandonment of his wife. Facing a probable suspension from the department, Riley is teamed with a young homicide Detective, Will Ganz, to help solve a series of brutal murders that have plunged the city into a major gang war. The two quickly realize there is something far more sinister going on than either could have ever imagined.

After the assassination of Tokyo's Governor by Yakuza members, the CIA bureau chief (William Atherton) for Tokyo puts out a call to an agent (Steven Seagal) that had been raised in Japan and trained by ex-Yakuza. Using his former ties, he quickly determines that a war is brewing between old-guard Yakuza members and a young, crazed leader (Takao Osawa) with ties to the Chinese Tong.

Three renegade cops team up to take on the corrupt chief of police and a crime lords hatchet-man.

A team of Interpol agents arrive in the city to testify against a local crime lord. However on the way to court the vehicle carrying the Triad boss is attacked and the crime lord snatched, not by his own people but by another foe.

Four young officers of the Hong Kong Police are joined together to fight against organised crime using all possible means, even if this would lead them to break the law… Their first assignment is to eliminate a gang of criminals who have stolen a shipload of explosives.

A renegade general plots to bomb Washington using a new top secret jet called the Storm Catcher. The only trouble is only one man is capable of flying it. So they seek to put him on the run in a conspiracy that makes him appear to have murdered several men and stolen the plane. Then try to murder his wife and take his daughter prisoner. Threatening to kill his daughter if he doesn't help, he appears trapped. However, his best friend who is the plane's computer specialist has a few tricks up his sleeve.

Two detectives investigating a gang-related find themselves targeted by both gang members and crooked cops.

When a local drug dealer shoots a dishonest cop in self-defense, lawyer and renegade undercover cop join forces to clear him. But when their investigation leads them into a maze of greed and corruption, they learn that in a town where everything is for sale, anything can happen.

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.

China O'Brien; big city police woman; martial arts trainer, is forced to hand in her badge and head home to her father and the small town where she grew up. The peaceful town she knew is now struggling against the clutches of organized crime. When her father, the town sheriff, is killed China decides to run for his position and clean up the town. The poll results spark a series of confrontations that finally decide who runs the town . . .

Two Hong-Kong cops are sent to Tokyo to catch an ex-cop who stole a large amount of money in diamonds. After one is captured by the Ninja-gang protecting the rogue cop, the other one gets his old Orphanage gang, dubbed the "Five Lucky Stars," to help him. They don't like this much, but they do it.

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.

Living in the guilt of sacrificing his informant in a previous operation, Criminal Intelligence Inspector Don Lee is wary when his superior orders him to send another informant to spy on the criminal operations of Barbarian, a vicious gangster plotting a jewelry heist. He seeks ex-convict Ghost, who agrees to work for Don despite vowing to go straight since he's desperately in need of money to repay a debt and save his sister. Ghost's driving skills help him infiltrate Barbarian's gang and earn his trust, but by feeding information to Don and hooking up with Barbarian's girlfriend Dee, Ghost is pushing himself into a tight and deadly corner...

Cops find their careers and their lives in jeopardy when they spend a gangster's bribe money after releasing him from custody during a drug bust.

A drug deal hijacked by a third party, they leave the drugs and take the money. A stripper witnesses a murder and now the Mafia's after but there is nowhere safe to hide.

Laughing (MICHAEL TSE) is formally a police undercover. However due to a drug trafficking case, Inspector Pan (FELIX WONG) is hot on his trails. Before Laughing becomes a police undercover, he works under triad leader Yi (ANTHONY WONG). Yi treats Laughing as his own brother, however to protect his territory and illegal businesses, Yi instructed Laughing to join the police force and act as his undercover. Laughing is a high-flyer in the police academy. However he never got a chance to join the force because he is specially picked by Inspector Xian (YUEN BIAO) to be an undercover in the underworld syndicate. Hence Laughing becomes a “double-undercover”. Yi is happy that Laughing is allocated to the triad of his rival (FRANCIS NG). To make his situation worse, Laughing falls in love with the triad leader’s sister, Karen. Justice, brotherhood and love, what will Laughing decide on? His decision will be a turning point in his life.

Murders in Seoul, Korea and in America pair two cops from each of the countries together to solve the crimes. The investigation leads to a gang war between the Mafia and the Yakuza, but one that may not be of either of their making. A shadowy assassin is killing the leaders and an Italian assassin may have his own agenda.

A narcotics detective, played by Fred Williamson, lets nothing stand in the way of his bringing down a major drug dealer. After a bust gone awry, he's accused of stealing a lost briefcase filled with money and both the mob and the police are looking for him. A ruthless hit man, played by Bruce Glover, will stop at nothing to get what his boss wants; the money!

Witnessing a drug deal involving local gang members and cops, an Australian police officer feels he can no longer be just an observer. He joins forces with a local teacher who just happens to be a karate expert and together they try to take back the streets.

For opposite reasons, an undercover federal agent and a small time hood join forces to take on a union of drug lords and dirty cops.

Two cops--both partners and best friends--find their friendship and their lives at stake when they try to take down a ruthless drug dealer.

Two off-the-wall detectives go in search for a killer, while vying for the affections of a young woman.

Two undercover police officers must try to prevent a multi-million dollar nuclear arms deal among several mob factions.

A clumsy, easy-going but tough restaurant chef witnesses a murder of a cop. This leads him to a world of trouble, as the killer seeks to silence him. Luckily, the vengeful partner of the dead cop is there to help him.

A hard boiled tale of bloody revenge that interweaves the stories of nine criminals. The story takes place in one day, on the eve of an all out syndicate war. Through a twisted series of events, the interweaving narratives are put on an ultra-violent collision course that will determine, once and for all, who owns the streets.

A cop must stop the killings of rap stars. But, he gets in too deep after his partner is killed.

Police detective Jack Flinder is already in trouble with the rest of his force for imprisoning a corrupt partner, but now he has a new problem to deal with. Another officer has been murdered in a hotel room, where he was with a prostitute named Lisa, who managed to escape with her life. Flinder has to track down Lisa to find out what happened, but the answer proves the corruption in his department runs much deeper than he had initially believed.

A cop is losing the control of his right hand and cannot pull the trigger on time anymore. Before any accident happens, he decides to resign. Meanwhile his friend and informer is brutally murdered in Malaysia. Before leaving the force, he decides to find the killers with the help of his buddy, a young cop and an inspector from Kuala Lumpur.

Tung is a street cop in Hong Kong who's friends with a Triad named Fai. Fai hires a hit man to murder a business rival; the hit goes wrong and Fai, implicated in the incident, goes on the run.

New Orleans has the No. 1 per capita murder rating in the nation. A decade earlier, the city was dubbed the "Murder Capital of the Country". Drugs and violence controlled the streets, taking a toll on the city's law enforcement, neighborhoods, and its people. "Death Toll" illustrates this dark chapter in the city's history.

A young Chinese Security Officer, Darren, is called for Team 808, which fights against the smuggling of drugs and corruption. Noriko, a Japanese Interpol officer, collaborates with Darren for the destruction of a large international drug cartel. At the same time, a senior government officer's daughter is suspected of corruption.

Rookie policeman Shing (Louis Koo) grapples with right and wrong in this action-packed story about Hong Kong gangsters. Assigned to go undercover, Shing is so successful in playing the part of a gang member that he becomes right-hand man to gang leader Fei Ling (Andy Lau). Shing comes to respect Fei Ling and question his original motives, but the troubled cop must make a crucial decision before rival gangs and impatient cops move in for the kill.

A cop, a lawyer, and an assassin cross paths after the murder of a federal witness and the kidnapping of a famous pop star.

Two Hong Kong policewomen (Ida and Hon) take on a Japanese boss who has returned from a seven-year exile to retake his old turf.

Kit comes from a very fortunate family, with an outstanding police officer father When the family starts to break up, Man impulsively shot Kit's mother. After Kit's parents divorced, Kit viewed Man his father as an enemy. As an adult, he vowed to become a police officer, and to join Man's team, hoping that Man will pay for what he has done. Kit's cousin, Chi falls for Kit since childhood, but Fung falls for Chi at first sight... As he realised that Chi is Kit's girlfriend, he won't express his love for her, making the two embarassing in communication.

An honest cop enters the dark world of murder and corruption.