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When arson investigators find a man dead in a burned-out Kentucky home, Detective Leigh Meroni must catch the sinister killer before he strikes again.

A body-building attorney gets her own reality series. A year later, investigators use the show to find out how she ended up a stabbing victim.

When Debra Davis's husband accused her of being cold for refusing to experiment sexually, she never suspected that his perversions were signs of something evil.

Thom Bierdz had made it big, starring on a hit TV show when he brought his troubled younger brother out to LA. But his error cost him the life of a loved one.

Roses Are Red, Murder Is Too. When a town council member is found murdered local residents are appalled - especially when the evidence begins to suggest a professional 'hit'.

When a beloved local waitress goes missing foul play is immediately suspected. Rumours about her fate circulate through the town tied to another disappearance.

When Marshall Dent's body is found in a shallow grave on Native American land after an anonymous phone call, authorities worry about possible gang activity.

Carol waited 25 years to marry the love of her life, Jack Parkes. Six weeks before their wedding she finds him shot in the head in their living room.

Two ATV riders find a woman's scattered bones on a wooded trail in Florida. A dogged detective seeks Jane Doe's identity and her killer.

He Was A Good Man To Me. When Alvin 'Bud' Brown was arrested he said he was like Hannibal Lecter. But, to his wife Jackie he was perfect, until she learned the truth at Thanksgiving.

When Clare Bradburn's ex confessed to a crime after 26 years, she thought she finally had justice. But, a legal loophole meant he was released immediately.

When Alice Hufnagle is raped and murdered in 2002, police initially question her estranged husband. But, clues eventually lead to her colleague at a local pharmacy.

Sandy Berfield is killed after suffering years of harassment from a co-worker and has him jailed for violating a restraining order. Released, he sends her a bomb.

Emergency workers find the body of Megan Sharpton at the centre of a brush fire and police race to track down the attacker before he claims another victim.

The brutal murder of Mike Greene, a retired police officer, and wife Terri shatters their small Michigan town. Was it a personal grudge, or a less obvious motive.

One evening in 2010, 40-year-old Rachael Anderson called a friend regarding a home improvement project. Then, she vanished and eight years later is still missing.

College student Jessica O'Grady vanishes late one night. When another woman disappears without a trace, locals wonder if a serial killer is on the loose.

Christopher Donnelly was found battered with 78 visible injuries in Aylesbury, Buckinghamshire. His wife, Hannegret, had been abusing him at home for years.

A classic love triangle that lasted 16 years led to a shocking murder by Lakhvir Singh in 2009. Her method of killing gave her the nickname 'The Curry Killer'.

When popular college student Martin Roberts goes missing, only a cryptic note is left behind. Two years on, his family want to solve the mystery once and for all.

When veteran Michael VanZandt vanishes, police suspect it's a random attacker. But his family are haunted by his thrill-seeking when considering his fate.

A prairie town sheriff uncovers a drug ring that includes law enforcement officials. Before the trial, the ring's kingpin does a deal - days later, he's dead.

A man turns out to be a bloodthirsty monster attacking young women at will. It takes decades for the survivors to discover he is a serial killer.

The Strange Disappearance Of Karlie Guse. In 2018, a young girl vanishes after attending a high school party in an isolated town in Northern California. What happened to Karlie Guse.

John hunts Hugo Ramirez-Lopez, a fugitive suspected of murder and sexual assault. And, Cal pursues a man who has been on the run since 2010.

John hunts for a man accused of murdering his girlfriend and abducting their young son. Later, John and Cal seek a young woman who was abducted in 2017.

Christopher Donnelly was found battered with 78 visible injuries in Aylesbury, Buckinghamshire. His wife, Hannegret, had been abusing him at home for years.

A classic love triangle that lasted 16 years led to a shocking murder by Lakhvir Singh in 2009. Her method of killing gave her the nickname 'The Curry Killer'.

When popular college student Martin Roberts goes missing, only a cryptic note is left behind. Two years on, his family want to solve the mystery once and for all.

When veteran Michael VanZandt vanishes, police suspect it's a random attacker. But his family are haunted by his thrill-seeking when considering his fate.

A classic love triangle that lasted 16 years led to a shocking murder by Lakhvir Singh in 2009. Her method of killing gave her the nickname 'The Curry Killer'.

Emergency workers find the body of Megan Sharpton at the centre of a brush fire and police race to track down the attacker before he claims another victim.

The brutal murder of Mike Greene, a retired police officer, and wife Terri shatters their small Michigan town. Was it a personal grudge, or a less obvious motive.

One evening in 2010, 40-year-old Rachael Anderson called a friend regarding a home improvement project. Then, she vanished and eight years later is still missing.

College student Jessica O'Grady vanishes late one night. When another woman disappears without a trace, locals wonder if a serial killer is on the loose.

Big-hearted Patti clocks out at the end of her shift at the factory and is never seen again. What happened to this popular mum and is a mystery man involved.

Friends call cops to help them find Toni, who vanished after mixing alcohol with her bi-polar meds on a night out. But is their search about to take a dark turn.

Yale University researcher Annie Le is due to get married, but vanishes on her way to her lab, prompting a nationwide search. Chris Hansen reveals the truth.

Josh Bailey has carved out a decent life for himself, despite his disabilities. But after he disappears, his parents fear he's fallen in with the wrong crowd.

A newly engaged woman is discovered dead on New Year's Day. Investigators brush her death off as suicide, but her family are convinced foul play is involved.

When two young adults are found dead weeks apart police are stumped. Disturbing text messages and contradictory statements suggest they were murdered.

In Pennsylvania, the body of a computer programmer is found submerged in a bathtub. Leads are scarce until detectives uncover a series of troubling voicemails.

A former mayor of an Ohio town turns up dead in his hunting cabin. Detective Ryan Allar explores whether this is political retaliation or something more personal.

When Tara Lynn Grant, a 34-year-old mother goes missing, police can find no trace of her until a gruesome discovery turns the case into a state-wide manhunt.

In 1992, when Jenn Drury learns about her father's brutal, cold-blooded murder, her first thought is that the cult has something to do with it.