An examination of killers and kidnappers who manage to commit terrible crimes while leading seemingly ordinary lives. Their double lives are reconstructed with the help of personal images and interviews of those involved.
In California, an intruder brutally attacks and kills Joan Dawley. Secret home movies uncover a shocking tale of deceit, and a monster lurking behind the scenes.(S03,E01)
When Sherri Dally mysteriously vanishes, detectives unravel a suspicious timeline of events, leading them to a web of deceit and a shocking double life.(S03,E02)
Stephen and Becky Vargas appear to have it all. But behind their picture-perfect life, an unthinkable violence ends their marriage with murder.(S03,E03)
When Lanny Horwitz is found murdered in his own home, it unleashes a shocking tale of jealousy and infidelity, leaving every member of the family a suspect.(S03,E04)
The Laffertys are pillars of the Mormon community but an evil haunts the family that, decades later, will explode into an unholy double homicide.(S03,E05)
US Air Force sergeant Nathan Paet and his family appear to live a blissfully normal life – until a horrific attack leads to their destruction.(S03,E06)
Dr John Hamilton and his wife Susan have it all. They're successful, respected and very much in love – until a vicious Valentine's Day murder tears them apart.(S03,E07)
When Terry Thrift vanishes, no one has answers. The mystery of his disappearance – and the salacious betrayal behind it - isn't solved for 20 years.(S03,E08)
When a father-of-two suddenly vanishes, his friends hint that he led a secret life. But it remains a mystery for years - until a tip reveals the jaw-dropping truth.(S03,E09)
A video blogger posts every detail of her life online. One night, intruders break in her home and kill her husband. Will her endless videos provide a clue as to why?(S03,E10)
A preacher finds his wife brutally murdered, the apparent victim of a home invasion. He and their two sons have alibis, but several details don't add up.(S03,E11)
When Beverly Thompson is found bludgeoned to death in her own home, no one suspects her family. Detectives are puzzled, until CCTV footage reveals someone is lying.(S03,E12)