King of the Underworld (1952)

There is something horribly wrong with the bodies found in the dark city streets. Some are mutilated while others have the Price equation (wΔz = Cov (w,z) = βwzVz) carved into their flesh. Detective Eddie Argo and his new partner Helen Westcott unearth the meaning of the odd equation and realise each victim is being offered a gruesome choice: kill your loved ones, or be killed. Before long it becomes clear that the perpetrator has suffered a similar fate and is now coping by seeking a way to solve this philosophical dilemma.

When a madman dubbed 'Scorpio' terrorizes San Francisco, hard-nosed cop, Harry Callahan – famous for his take-no-prisoners approach to law enforcement – is tasked with hunting down the psychopath. Harry eventually collars Scorpio in the process of rescuing a kidnap victim, only to see him walk on technicalities. Now, the maverick detective is determined to nail the maniac himself.

Warren Stacy, an office equipment repairman, begins murdering women after they reject his advances. To minimize the evidence, Stacy always kills while naked, wearing nothing but gloves, and further evades the law with his strong alibis. Veteran detective Leo Kessler is convinced of Stacy's guilt and begins using questionable methods to catch him.

Rookie cop, Amelia Donaghy reluctantly teams with Lincoln Rhyme – formerly the department's top homicide detective but now paralyzed as a result of a spinal injury – to catch a grisly serial killer dubbed 'The Bone Collector'. The murderer's special signature is to leave tantalizing clues based on the grim remains of his crimes.

When 4 year old Amanda McCready disappears from her home and the police make little headway in solving the case, the girl's aunt, Beatrice McCready hires two private detectives, Patrick Kenzie and Angie Gennaro. The detectives freely admit that they have little experience with this type of case, but the family wants them for two reasons—they're not cops and they know the tough neighborhood in which they all live.

During the late 1980s, two detectives in a South Korean province attempt to solve the nation's first series of rape-and-murder cases.

Jennifer Hills is still tormented by the brutal sexual assault she endured years ago. She’s changed identities and cities, reluctantly joining a support group where she begins to piece together a new life. But when her new friend’s murderer goes free and the tales of serial rapists haunt her, Jennifer will hunt down the men responsible and do what the system won’t – make them pay for their crimes in the most horrific ways imaginable. Only this time, no jury may be able to save her.

When Baton Rouge police detective Bud Carter busts contract killer Jesse Weiland, he convinces Jesse to become an informant and rat out the South's most powerful crime ring.

A fast-talking lawyer transforms his body and takes a vow of silence, not to be broken until he finds out who killed his wife and daughter and has his revenge.

Joong-ho is a dirty detective turned pimp in financial trouble as several of his girls have recently disappeared without clearing their debts. While trying to track them down, he finds a clue that the vanished girls were all called up by the same client whom one of his girls is meeting with right now.

Charly Matteï has turned his back on his life as an outlaw. For the last three years, he's led a peaceful life devoting himself to his wife and two children. Then, one winter morning, he's left for dead in the parking garage in Marseille's Old Port, with 22 bullets in his body. Against all the odds, he doesn't die...

One morning in an ordinary town, five people are shot dead in a seemingly random attack. All evidence points to a single suspect: an ex-military sniper who is quickly brought into custody. The interrogation yields one written note: 'Get Jack Reacher!'. Reacher, an enigmatic ex-Army investigator, believes the authorities have the right man but agrees to help the sniper's defense attorney. However, the more Reacher delves into the case, the less clear-cut it appears. So begins an extraordinary chase for the truth, pitting Jack Reacher against an unexpected enemy, with a skill for violence and a secret to keep.

A cartoonist teams up with an ace reporter and a law enforcement officer to track down an elusive serial killer.

The Canadian policeman Louis Burke is assigned in a jail to investigate the murders of prisoners and jailors. When in jail, Louis, using his outstandings martial arts skills, is able to save his life and make himself respected in that violent world. At least, helped by two another prisoners, he succeded in finding the truth about the dreadful crimes. In a violent and corrupt prison, decorated cop Louis Burke must infiltrate the jail to find answers to a number of inside murders. What he finds is a struggle of life and death tied in to his own past.

A tough cop is dispatched to take down a serial killer who has been targeting police officers.

Two homicide detectives are on a desperate hunt for a serial killer whose crimes are based on the "seven deadly sins" in this dark and haunting film that takes viewers from the tortured remains of one victim to the next. The seasoned Det. Sommerset researches each sin in an effort to get inside the killer's mind, while his novice partner, Mills, scoffs at his efforts to unravel the case.

Axel heads for the land of sunshine and palm trees to find out who shot police Captain Andrew Bogomil. Thanks to a couple of old friends, Axel's investigation uncovers a series of robberies masterminded by a heartless weapons kingpin—and the chase is on.

When a 12-year-old boy goes missing, lead investigator Greg Harper struggles to balance the pressure of the investigation and troubles with his wife, Jackie. Facing a recent affair, great strain is put on the family that slowly gnaws away at Jackie's grip on reality. But after a malicious presence manifests itself in their home and puts their son, Connor, in mortal danger, the cold, hard truth about evil in the Harper household is finally uncovered.

Special Agent Jennifer Marsh works in an elite division of the FBI dedicated to fighting cybercrime. She thinks she has seen it all, until a particularly sadistic criminal arises on the Internet. This tech-savvy killer posts live feeds of his crimes on his website; the more hits the site gets, the faster the victim dies. Marsh and her team must find the elusive killer before time runs out.

A recently widowed detective still grieving over his wife's death discovers a shocking connection between himself and the suspects in a serial killing spree linked to the Four Horsemen of the Apocalypse.