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When Charlotte Moriarty and her infant son vanished, no one knew it would take more than 30 years for the mystery behind their disappearance to be revealed.

John goes after Eduardo Clemente, the prime suspect in his girlfriend's murder. Cal hunts down Emigdio Ramirez Garcia, accused of murdering his wife in 1997.

In 2010, Amber Jackson disappeared from her Kauai home, only to be found brutally murdered days later. Was it the act of a temperamental lover or a stranger.

In 1996, the owner of a successful business takes a trip to meet a mystery woman. But, when he goes missing, police believe something sinister has happened.

17-year-old Chris Daigle vanishes after leaving school for the day. After the case goes cold for years, one detective believes it deserves a second look.

In 2010, Amber Jackson disappeared from her Kauai home, only to be found brutally murdered days later. Was it the act of a temperamental lover or a stranger.

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.

John hunts Jonathan Dorado, wanted for killing a pregnant woman in an act of misplaced gang revenge. Cal pursues a suspect accused of conning a vulnerable woman.

John joins the search for Celina Mays, whose disappearance draws police attention to her family-run, allegedly 'cult-like' church. Cal pursues alleged killer Efren Meza.

In the fallout of a bitter divorce, a young mother finds herself the victim of a vicious cyberstalking campaign that threatens to destroy her whole life.

Millionaire Las Vegas real estate developer Ron Rudin goes missing. To find him, detectives will trace a path filled with haunting spirits, obsession, and greed.

Film executive and former star UCLA basketball player Gavin Smith goes missing. For years, his family and detectives seek answers, but those questioned remain silent.

Tim Koile has it all - a beautiful wife and loving family. But a sordid affair with his seductive new neighbour quickly turns into something much more sinister.

Cindy McKay says she had to bend the law to pay off her late husband's debts. But when officers realise she's a criminal, can they find her before she strikes again.

When Cory met Bobbi Ann, she was perfect. But months later, with his bank account drained and his career on the line, Cory uncovers Bobbi's dark past.

When Robin met Kevin, she found true love. After nearly 20 years together, Robin never thought she would help convict him of sexually molesting their daughter.

David knows he would be safer if his father was dead. What David doesn't know is how much he will regret not killing him when he has the chance.

When a young girl witnesses her father burying a dark secret in their backyard, she becomes a threat, and he will stop at nothing to keep her quiet.

In February 2008, Ben Oxley is shot in the head at point-blank range while sleeping in bed. It takes over two years before police bring the killer to justice.

Patricia Miller is found murdered just months after escaping a troubled relationship. The case goes cold for years until another murder is committed.

I Know What Happened To That Girl. 19-year-old Lisa Taylor vanishes quietly into the darkness. Months later, a shocking discovery is made that will finally reveal the truth.

John hunts Jonathan Dorado, wanted for killing a pregnant woman in an act of misplaced gang revenge. Cal pursues a suspect accused of conning a vulnerable woman.

John joins the search for Celina Mays, whose disappearance draws police attention to her family-run, allegedly 'cult-like' church. Cal pursues alleged killer Efren Meza.

In 1996, the owner of a successful business takes a trip to meet a mystery woman. But, when he goes missing, police believe something sinister has happened.

17-year-old Chris Daigle vanishes after leaving school for the day. After the case goes cold for years, one detective believes it deserves a second look.

Rachel Cooke, a 19-year-old student goes out for a jog and vanishes. As the case grown cold, a possible suspect tells a shocking tale of abduction and murder.

When two teenagers go missing the community is baffled. Years later as the case is reopened, a clue leads to the answers - right under their noses.

When Linda McClelland goes missing her daughter and grandchildren are left heartbroken. An agonising search uncovers the truth painfully close to home.

Morgan Harrington is separated from her friends at a rock concert and lost. Clues lead nowhere until a forensic team link the case to a separate violent crime.

College student and online gamer Charlie tells his sister that he believes people are after him. The same day he disappears on his way to a party. Is he in danger.

John helps police track down a man accused of carjacking a couple and murdering one of them. Later, Cal joins the hunt for an online predator.

When a young father is executed, police learn the shooter may have been his close childhood friend. John helps track down the alleged killer.

When popular young mother goes missing, her disappearance is a mystery. After a four-month search, police find her body, and a chilling murder is revealed.

A single mother is brutally assaulted and left in a secluded park to die. As the police investigate, they discover a trail of blind loyalty and deadly betrayal.

Beautiful Elisa Redelsberger seems eager to start a new life when she meets soft-hearted lawyer, Larry McNabney. But then she pulls off the ultimate disappearing act.

Betty Lou Lazarra's beauty gave her an advantage in life. But when this single mom meets wealthy businessman, Al Haber, she won't rest on her looks alone.

A suspected serial killer prowls Hollywood. As the number of victims climbs, one brave woman fights back fiercely and manages to survive.

Actor Robert Blake finds his wife, Bonny Lee Bakely, dead in the couple's car. The police investigation history uncovers a story of ambition and betrayal.

When a former escort hires a hitman to kill her husband, she thinks she's committed the perfect crime. Little does she know police are recording her every move.

A young woman reports a brutal home invasion and the shooting of her mother and father. But when police interview her, they uncover an elaborate web of lies.

The shooting of a football coach inside a high school triggers a lockdown in the middle of a school day. Police race to track down an active shooter.

A cop reopens a decades-old case of a woman shot dead in her bed. It was initially ruled as suicide, until modern forensics and new witnesses emerge.