A woman's body is dumped in a park. As detectives connect the dots, a spate of seemingly random beatings, carjackings, and murders soon tells the story of a one-man crime spree. S8 Ep1
A flight attendant disappears and the story makes headlines. A search reveals few clues, but a graveside discovery forces police to take a second look at some familiar faces. S6 Ep10
Kathleen Smith is bludgeoned to death and her home is set on fire. Investigators have two suspects but no hard evidence. It will take 15 years before cops find the killer. S6 Ep9
When John and Nancy Bosco are shot at close range in their Bigfork, Montana home, the search is on for a cold-blooded killer. But with few clues and no suspects the case stalls. S6 Ep8
Bob Henry is gunned down outside the warehouse where he works. The execution-style murder looks professional, but to solve the crime, police need to find the murder weapon. S6 Ep7
Amy Roman is found slaughtered in her apartment. Police believe the victim knew her assailant, but when the case goes cold, her family undertakes an investigation of their own. S6 Ep6
A couple are strangled to death in their home. Suspicions about drug smuggling and an aviation deal gone wrong lead detectives to Belize, but they find the killer closer to home. S6 Ep5
A pillar of the Haitian community in Spring Valley is gunned down. The suspects include his terminally ill second wife, his alleged mistress, and her gun-toting ex-husband. S6 Ep4
A woman's body is dumped alongside a road, and within a year, the bodies of two more are found. Detectives fear it's a serial predator, searching for the killer will take years. S6 Ep3
Karen Slattery is stabbed and raped whilst babysitting. Police follow up on dozens of tips but the case goes cold, until a nearly identical crime strikes terror in a nearby town. S6 Ep2
A young violinist is murdered at the Metropolitan Opera House. Police interview everyone behind the scenes and search for the real 'Phantom of the Opera.' S6 Ep1
A woman's body is dumped alongside a road, and within a year, the bodies of two more are found. Detectives fear it's a serial predator, searching for the killer will take years. S6 Ep3
A woman's body is dumped alongside a road, and within a year, the bodies of two more are found. Detectives fear it's a serial predator, searching for the killer will take years. S6 Ep3
A young violinist is murdered at the Metropolitan Opera House. Police interview everyone behind the scenes and search for the real 'Phantom of the Opera.' S6 Ep1
A young violinist is murdered at the Metropolitan Opera House. Police interview everyone behind the scenes and search for the real 'Phantom of the Opera.' S6 Ep1
A working class community is rocked by a series of violent crimes against seniors. With all signs pointing to a serial killer, local and state police join forces with the FBI.
In Michigan, a 15-year-old runaway is abducted, her naked body eventually dumped in a nearby orchard. Police line up a slew of suspects but the case goes cold for over a decade.
A working class community is rocked by a series of violent crimes against seniors. With all signs pointing to a serial killer, local and state police join forces with the FBI.
When officers investigate the death of an aspiring society photographer, they find a crime scene worthy of a horror film. Can forensic science eventually lead them to the killer?
When officers investigate the death of an aspiring society photographer, they find a crime scene worthy of a horror film. Can forensic science eventually lead them to the killer?
A deranged serial killer is on the loose in the college town of Gainesville, Florida. A major investigation is launched but can they find the culprit before he strikes again?
A white suburban couple is carjacked and shot in a violent inner city neighbourhood. Did the crime stem from a drug deal gone wrong? Or was there a much darker motive?
A white suburban couple is carjacked and shot in a violent inner city neighbourhood. Did the crime stem from a drug deal gone wrong? Or was there a much darker motive?
When Debi Whitlock is found murdered in her home, police discover that her life was anything but peaceful, placing her husband and her boyfriend at the top of the suspect list.
When Debi Whitlock is found murdered in her home, police discover that her life was anything but peaceful, placing her husband and her boyfriend at the top of the suspect list.
A Pennsylvania town is rocked when a dentist is discovered lying in a pool of blood in his home. With their resources stretched, police uncover few clues but plenty of rumours.
A Pennsylvania town is rocked when a dentist is discovered lying in a pool of blood in his home. With their resources stretched, police uncover few clues but plenty of rumours.
In 1998, Brooke Sutton wakes up to find her grandmother murdered in her small-town Ohio home. Brooke's eyewitness testimony helps convict her Uncle Clarence. But is he guilty?
In 1969, a young woman is assaulted, stabbed, and left to die in a snow bank. The town of Saskatoon is horrified. Can forensic science finally help to identify the true killer?
A Welsh village is horrified when ninety-year-old Mabel Leyshon is found dead in her home. As investigators comb the crime scene, they are baffled by evidence of a ritual slaying.
Members of the Rafay family are discovered brutally murdered in their home. Authorities believe they are investigating a murder-suicide, but they begin to suspect a darker story.
Police rush to a gas station after a man is shot in the face. His killer's identity and motive remain a mystery, but as the investigation unfolds, key evidence is revealed.
Mark Winger places a desperate call to 911. He tells the authorities he's just shot a man who was beating his wife. But there's something about the story that doesn't add up.
David Camm discovers the blood-soaked bodies of his family in the garage. He places an emergency call to 911, but before long, Camm has become the number one suspect in the case.
When a woman is found murdered in her home, police in West Sussex struggle to find a motive for the crime. Can they unravel the plot and figure out who killed Jean Barnes?
When a woman is found murdered in her home, police in West Sussex struggle to find a motive for the crime. Can they unravel the plot and figure out who killed Jean Barnes?
With no evidence or witnesses, police in Plymouth, England, struggle to trace a woman's killer. With a list of possible suspects, can they find him before he strikes again?
With no evidence or witnesses, police in Plymouth, England, struggle to trace a woman's killer. With a list of possible suspects, can they find him before he strikes again?
When Lisa Monza is murdered, investigators look for a connection to other unsolved murders in the area. It will take help from an unlikely source before they can track down her killer.
When Lisa Monza is murdered, investigators look for a connection to other unsolved murders in the area. It will take help from an unlikely source before they can track down her killer.
A man answers the door and is shot dead. Investigators are stumped until they uncover a seething grudge and a culprit closer to home than anyone could have imagined.
A man answers the door and is shot dead. Investigators are stumped until they uncover a seething grudge and a culprit closer to home than anyone could have imagined.