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Extremely popular teenager Kathy Chou goes missing in Washington, shocking everyone. Then, a surprising tip leads to police looking at those closest to her.

A car pulls into a Long Island gas station with a mother shot dead in the front seat. Was she shot by a stranger on the highway, as her husband claims.

A Belgian honeymoon comes to a tragic end when a freak car accident leads to death. The investigation points to violence, deceit, and an international manhunt.

Hard Life in the Big Easy. Three years after a young mum loses custody of her kids and quits New Orleans, her ex-landlady begins to fear for her safety. What happened to Dana.

A farmhand in Montana discovers her co-worker's body. In a town with only 110 residents, police desperately search for the killer in case they strike again.

44-year-old masseuse Larissa Macriello vanishes from her Miami apartment, and police discover a dangerous edge to her carefree lifestyle - but what is the real story.

A couple is shot in their own home but husband Dan Montecalvo survives. The investigation reveals a scheming killer who almost got away with the perfect murder.

Frightened that his ex-boyfriend will attack him, Billy ups his security and changes his locks; weeks later he disappears, and so does his cash. Where is Billy.

In Caulfield, Missouri, a local businesswoman is found stabbed to death at home. Police arrested two people in connection of this brutal murder.

Chris and Theresa seem like a perfectly matched couple. But when one of them vanishes, it leads to five months of hell and a shocking final act.

Murder, like true love, is written in the stars. Investigators, family and friends recount chilling cases of relationships that end in homicide.

In Mississippi, a tight-knit family is torn apart when an affair is uncovered. Two people are killed and secrets revealed during the hunt for the killer.

When a lonely widow falls in love again with a charming real estate agent, her daughter is suspicious of him. An investigation exposes an entirely secret life.

Part 2. Self-styled prophet Sheryl Ruthven manipulates followers to revere cats, driving them into isolation, financial ruin, and destructive rituals.

A wealthy man's seaside escape turns deadly, as love, deceit and betrayal expose a web of greed and ambition beneath the Mexican sun.

Police search for a missing person in the seedy underbelly of the Floribama panhandle. The investigation leads to the downfall of an adult film star.

The murder of James Byrd, Jr. throws his family into turmoil as law enforcement investigate one of the most gruesome hate crimes in U.S. history.

When a young woman goes missing, a rookie police officer's intuition leads to an intense investigation. They race against the clock to find her.

Chris and Theresa seem like a perfectly matched couple. But when one of them vanishes, it leads to five months of hell and a shocking final act.

Murder, like true love, is written in the stars. Investigators, family and friends recount chilling cases of relationships that end in homicide.

In Mississippi, a tight-knit family is torn apart when an affair is uncovered. Two people are killed and secrets revealed during the hunt for the killer.

When a lonely widow falls in love again with a charming real estate agent, her daughter is suspicious of him. An investigation exposes an entirely secret life.

Murder, like true love, is written in the stars. Investigators, family and friends recount chilling cases of relationships that end in homicide.

44-year-old masseuse Larissa Macriello vanishes from her Miami apartment, and police discover a dangerous edge to her carefree lifestyle - but what is the real story.

A couple is shot in their own home but husband Dan Montecalvo survives. The investigation reveals a scheming killer who almost got away with the perfect murder.

Frightened that his ex-boyfriend will attack him, Billy ups his security and changes his locks; weeks later he disappears, and so does his cash. Where is Billy.

In Caulfield, Missouri, a local businesswoman is found stabbed to death at home. Police arrested two people in connection of this brutal murder.

Wisconsin police are shocked to find an elderly couple brutally murdered in their home. When family start receiving death threats, will murder strike again.

Washington Redskins star Sean Taylor is shot dead by an intruder in his Miami home. And when it comes to the rich and famous, it seems like everybody has a motive.

After a 59 year separation Bob and Fontelle marry following a whirlwind reunion. But two days before Fontelle relocates to California Bob disappears - where is he.

After a long battle with cancer, David Weedman is found dead in his home with a gunshot wound. Investigators soon turn their focus to David's best friends.

In 2005 Pamela Knight vanishes on her son's birthday and, years later, two men find the remains of a woman buried under an abandoned shed.

The body of a teenage girl is found in a culvert by an Arizona freeway. Earlier, in Washington State, a teen is on a quest for love after a troubled childhood.

Lost souls Frank and Angelina Rodriguez appear to have finally found true love. Then, a sudden death leads investigators to uncover a shocking tale.

Cynthia Smith and David Mueller's happy marriage is rocked by a tragic illness. When David dies, detectives uncover a sinister plot.

My Father Let The Darkness In. Lisa can't understand why her mum stays with her dad as he is cruel, unpredictable, and violent. When the end comes, it is even worse than she feared.

Matriarch Of Murder. When an innocent young mother turns up dead on the tracks, the small town of Findlay, Ohio, must figure out who would take the life of such a kind soul.

Part 2. Self-styled prophet Sheryl Ruthven manipulates followers to revere cats, driving them into isolation, financial ruin, and destructive rituals.

After she's fired from the police department, 19-year-old Laurie Bembenek becomes a Playboy Bunny. But soon, she's painted as a femme fatale and convicted of murder.

In 1968, actress Victoria Vetri became Playmate of the Year. But, when Sharon Tate is murdered by Charles Manson, Victoria is haunted by the crime.

In 2005 Pamela Knight vanishes on her son's birthday and, years later, two men find the remains of a woman buried under an abandoned shed.

The body of a teenage girl is found in a culvert by an Arizona freeway. Earlier, in Washington State, a teen is on a quest for love after a troubled childhood.

Lost souls Frank and Angelina Rodriguez appear to have finally found true love. Then, a sudden death leads investigators to uncover a shocking tale.

Cynthia Smith and David Mueller's happy marriage is rocked by a tragic illness. When David dies, detectives uncover a sinister plot.

The body of a teenage girl is found in a culvert by an Arizona freeway. Earlier, in Washington State, a teen is on a quest for love after a troubled childhood.

Wisconsin police are shocked to find an elderly couple brutally murdered in their home. When family start receiving death threats, will murder strike again.

Washington Redskins star Sean Taylor is shot dead by an intruder in his Miami home. And when it comes to the rich and famous, it seems like everybody has a motive.

After a 59 year separation Bob and Fontelle marry following a whirlwind reunion. But two days before Fontelle relocates to California Bob disappears - where is he.

After a long battle with cancer, David Weedman is found dead in his home with a gunshot wound. Investigators soon turn their focus to David's best friends.

42-year-old Miami mum Raquel Calderin vanishes without a trace on her way home from work. The investigation leads detectives into a disturbing family picture.

26-year-old car dealer Christopher O'Brien takes a strange man for a test drive and never returns. Did O'Brien's criminal past finally catch up with him.

Big game hunter Bob is fooled by a predatory con artist and puts a $1000 deposit on a non-existent Thunderbird; but will his search for his money end well.

In Osakis, Minnesota, a baseball-loving wife and mother is found unconscious at home. Investigators turn to family, friends and locals to piece together what happened.

Codi Joyce died at a house party after a fight in 2015 and nobody was ever charged for his murder. What really happened that night and why will no witnesses talk.

In 1996, beloved teacher Norma Luobikis was found stabbed to death in her home. Evidence suggests an intimate bond between the victim and her killer.

When Laci Peterson went missing, her husband claimed he last saw her before he went fishing - but his secret mistress exposed his lies. Experts examine his behaviour.

When a young mother is reported missing, her husband invites a TV crew to clear his name. The experts analyse his statements for signs of deception.

In California, police face-off against a knife wielding bodybuilder. Plus, a wanted criminal draws an officer into a brawl in a sex shop.

A wife wakes to find her husband dead outside in the snow, she calls 911. But when the police discover a volatile history, suspicions are aroused.