To grandparents Ron and Kay Wilkson, family comes first. But in 2016, something evil is prowling close to home, and not everyone will make it out alive. S8/Ep8
Roger Harris and his wife Donna built their dream home in Florida, but just after the birth of their second son, a vile secret threatens their sweet, simple life. S8/Ep6
Video footage, police interview tapes and courtroom footage reveal the double lives of the US's most terrifying killers and abductors before they were caught. S8/Ep18
Popular and outgoing, Rowena aspires to be a teen psychologist. But her dreams turn into a nightmare when a pathological love connection shatters everything. S8/Ep4
After years of searching for love, Doris thinks she's finally hit the jackpot with an old friend named Mark. But something dark is taking hold of their marriage. S7/Ep18
Gil and his family are living an idyllic existence until an accident changes everything. Just as Gill seems to have moved on, someone close hatches a deadly plot. S7/Ep17
In Georgia, Heather Strube looks forward to a bright future with her new boyfriend. But one day, a routine trip to the shopping centre shatters everything. S7/Ep16
Property developer Robert Pann and trainee nurse Bernice Gray seem like the ideal match. But buried secrets are about to end this picture-perfect romance. S7/Ep14
Ashley Pittman thinks she met her perfect match when she marries Jeffrey Scott. But behind the closed doors of her new life, a secret threatens to turn deadly. S7/Ep12
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. S3/Ep9
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. S3/Ep8
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. S3/Ep5
After taping their TV show in rural Vermont, Chrissy and Charlie Billis have a terrible car accident. Only one survives. Do tapes offer a clue to what happened? S2/Ep4
After her divorce Joann Albanese meets a new man. But by the time Joann discovers her boyfriend isn't who he claims to be, it's already too late. S7/Ep11
Michelle Lira dreams of being a doctor, until one day a rollercoaster romance steers her life in a different direction, straight into a deadly ambush. S7/Ep8
In 1997, 78-year-old Jean Schwarzkopf was murdered in Florida. The retiree's husband owned a jewellery business, was she murdered for her diamonds? S6/Ep9
In Michigan a mother is murdered by her jealous ex-boyfriend. Friends and family examine home video footage and question if there were any warning signs. S6/Ep2
In Texas, a talented young woman has dreams of becoming a lawyer. But, a whirlwind relationship with her boyfriend leads to a horrifyingly dark crime. S5/Ep10
Sandy Miles and her daughter appear to have an unbreakable bond. When Sandy is found brutally murdered, the investigators can scarcely believe what they uncover. S5/Ep7
When Frank Hilley is struck down by a mysterious sickness, the town of Anniston grieves. But suspicions arise after his daughter also falls seriously ill. S2/Ep2
On the surface, police officer Albert Pacheco and his wife Cathy live a charmed life in Hawaii. But this seemingly perfect household is hiding something evil. S8/Ep10
A Delaware mum loves a night out on the town. But what starts as innocent fun will lead this 40-year-old down a very dark path paved with jealousy and deadly rage. S8/Ep9
To grandparents Ron and Kay Wilkson, family comes first. But in 2016, something evil is prowling close to home, and not everyone will make it out alive. S8/Ep8
Dianne and Donnie settle down together in a wealthy Chicago suburb. They take the appearance of a power couple, but behind the smiles are horrifying secrets. S5/Ep6
Lindsay and Jason seemed to be on amicable terms after agreeing to divorce. But, a brutal murder suggests there was more to their failing marriage than meets the eye. S5/Ep3
Two men had been best friends since growing up together in California. What caused their relationship to break down in a devastating and bloody way? S5/Ep2
A millionaire doctor and his wife enjoyed a glamorous lifestyle. But, behind closed doors, they were troubled by deceit and violence which eventually turned deadly. S5/Ep1
Daniel Halseth, lives for visitations with his kids. But in 2020, Daniel finds himself drawn into a web of lies and a plot that ends with a deadly house fire. S8/Ep16
Amanda Schmitt was doing her dream job nannying two children. Then, her relationship with the father turns romantic, but they don't get their happy ending. S4/Ep12
When Doug meets Rose, they quickly fall in love and later marry. But behind the perfect faËcade seen in home videos, lies and deceit begin to surface. S4/Ep5
When outgoing Beth Spaulding and shy Jason Risenburg meet, it seems a perfect match. But a series of disasters rip apart this once-perfect couple. S4/Ep3
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. S3/Ep9
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. S3/Ep8
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. S3/Ep5
Roger Harris and his wife Donna built their dream home in Florida, but just after the birth of their second son, a vile secret threatens their sweet, simple life. S8/Ep6
Popular and outgoing, Rowena aspires to be a teen psychologist. But her dreams turn into a nightmare when a pathological love connection shatters everything. S8/Ep4
Property developer Robert Pann and trainee nurse Bernice Gray seem like the ideal match. But buried secrets are about to end this picture-perfect romance. S7/Ep14
Ashley Pittman thinks she met her perfect match when she marries Jeffrey Scott. But behind the closed doors of her new life, a secret threatens to turn deadly. S7/Ep12
Sandy Miles and her daughter appear to have an unbreakable bond. When Sandy is found brutally murdered, the investigators can scarcely believe what they uncover. S5/Ep7
Dianne and Donnie settle down together in a wealthy Chicago suburb. They take the appearance of a power couple, but behind the smiles are horrifying secrets. S5/Ep6
Lindsay and Jason seemed to be on amicable terms after agreeing to divorce. But, a brutal murder suggests there was more to their failing marriage than meets the eye. S5/Ep3
Two men had been best friends since growing up together in California. What caused their relationship to break down in a devastating and bloody way? S5/Ep2
Jeffrey and Jeannine Glanda appear to have it all. But when someone craves control more than love, it sets in motion a deadly plot ending with a suspicious car accident. S8/Ep15
A millionaire doctor and his wife enjoyed a glamorous lifestyle. But, behind closed doors, they were troubled by deceit and violence which eventually turned deadly. S5/Ep1