A shooting suspect begins cutting himself with a pocket knife after investigators leave him alone in the interrogation room; a woman breaks down after telling police that she drowned her grandmother; a man confesses to a 10-year-old cold case murder.

A man breaks down sobbing after admitting to stabbing his mom; an actress tells detectives how and why she shot her estranged uncle; a suspected murderer tries to broker an immunity deal; and more.

Police found the nude bodies of three women shot dead and abandoned in secluded areas outside Daytona Beach. A serial killer was on the loose. The case went cold for nearly a decade until the discovery of a 4th female victim.

After his first marriage ended in divorce, Omar Murray saw Alisha Noel as giving him a second chance at love. But she wanted more from life than Omar could give. Eventually, she realised Omar was worth more to her dead than alive.

Tulsa police find a woman beaten to death during a welfare check, and a son witnesses his father's murder while renovating a house.

The key to solving the toughest homicides lies somewhere within the final 24 hours of the victim's life. This true-crime documentary series follows investigators as they piece together events.

The key to solving the toughest homicides lies somewhere within the final 24 hours of the victim's life. This true-crime documentary series follows investigators as they piece together events.

The key to solving the toughest homicides lies somewhere within the final 24 hours of the victim's life. This true-crime documentary series follows investigators as they piece together events.

The key to solving the toughest homicides lies somewhere within the final 24 hours of the victim's life. This true-crime documentary series follows investigators as they piece together events.

Each episode tells the story of how an online connection led to murder. Whether it’s the excitement of online dating, the lure of money-making schemes, or the chance to cheat on your partner, every story is different, but everyone has a tragic end.

Each episode tells the story of how an online connection led to murder. Whether it’s the excitement of online dating, the lure of money-making schemes, or the chance to cheat on your partner, every story is different, but everyone has a tragic end.

Susan Mauldin disappeared from her Florida home in the middle of a renovation. A trail of bank records and surveillance footage led detectives to dark family secrets - and a killer's twisted plan.

What starts as a normal day of running errands for the 89-year-old Fred, turns into the final hour of his life as he becomes the target of a stranger who’s rolled into the small town of Turtleford, Saskatchewan.

When ailing Anthony Tomaselli is found dead on his living room couch in 2015, daughters Mary-Beth and Linda find themselves grieving with the family over the unexpected passing.

Nurse Charles Cullen said he hated to see people suffer, but he became the most prolific serial killer in New Jersey history. He confessed to murdering up to forty patients, but some believe there were as many as 300.

Malcolm Webster’s wife, Claire, died in a car crash in a remote part of Scotland, and he was apparently inconsolable. When his second wife, Felicity, almost died in similar circumstances in New Zealand and money is missing, suspicions were raised.

When a Connecticut mother disappears, her husband’s perfect life collapses, revealing a narcissist who believed murder could solve everything.

Maria Sanutti-Spencer revelled in her dad Rocco’s criminal past, and threatened violent retribution for anyone who crossed her. As her marriage broke down, her husband, Frank, saw first-hand what Maria and her father were capable of.

After the gruesome murder of an aspiring actor in Georgia, police quickly run out of leads. But a new digital forensic tool breathes new life into the investigation, allowing authorities to identify the killer with pinpoint precision.

Police in Mobile, Alabama quickly identify a suspect in the murder of a local college professor, but a bombshell piece of technology stolen from the crime scene then points them in a completely different direction.

Rising social media influencer Alexis Murphy was on her way to a hair appointment, but never arrived. When a photo of her abandoned car was posted on-line, her worried loved-ones knew something was terribly wrong.

9-year-old Kamryn Johnson is supposed to be at gymnastics class when her mother, Sheraton, receives a frantic phone call saying Kamryn is being held captive for ransom. Kamryn's parents recount the frightening threats the alleged abductor made.

The missing and murder rates of Indigenous women are disproportionately higher than any other group. So when beautiful Jalajhia Finklea vanished the day before her 18th birthday, her Wampanoag Tribe members immediately took action.

When ailing Anthony Tomaselli is found dead on his living room couch in 2015, daughters Mary-Beth and Linda find themselves grieving with the family over the unexpected passing.

Horrified hikers stumble upon the brutalised corpse of an amateur boxer, but the investigation is plagued by a series of false starts and blind alleys.

Detectives try to work out what a woman was doing in the mountains above Colorado Springs when her frozen body is discovered there.

Susan Mauldin disappeared from her Florida home in the middle of a renovation. A trail of bank records and surveillance footage led detectives to dark family secrets - and a killer's twisted plan.

July 9th, 2018, police receive a distressing call from a woman claiming she and her friends have been kidnapped and terrorized at a Travelodge. One of them has sustained a fatal gunshot wound.

In Tulsa, Det. White needs a former student to tell the truth about a shooting at an apartment complex. In Gwinnett, a man is shot in front of his friend as a robbery takes a deadly turn.

Horrified hikers stumble upon the brutalised corpse of an amateur boxer, but the investigation is plagued by a series of false starts and blind alleys.

Detectives try to work out what a woman was doing in the mountains above Colorado Springs when her frozen body is discovered there.

When ailing Anthony Tomaselli is found dead on his living room couch in 2015, daughters Mary-Beth and Linda find themselves grieving with the family over the unexpected passing.

Malcolm Webster’s wife, Claire, died in a car crash in a remote part of Scotland, and he was apparently inconsolable. When his second wife, Felicity, almost died in similar circumstances in New Zealand and money is missing, suspicions were raised.