Sharon Marshall was a brilliant and beautiful student whose future was filled with promise—until her murderous, fugitive father drew her into a lifetime of deception that became one of the most baffling cases in the annals of American true crime.

In and out of hospitals since birth, angelic nine-month-old Morgan Reid finally succumbed to what appeared to be sudden infant death syndrome. Morgan's Texas-born mother, Tanya, a nurse and devoted wife, pulled up stakes with her grieving husband, Jim, and moved on. It was the best way to put the past behind them. Until their son, Michael, a boy who by all accounts was terrified of his mother, began showing signs of the same affliction that stole the life of his baby sister....

On May 31, 2014, in the Milwaukee suburb of Waukesha, Wisconsin, two 12-year-old girls attempted to stab their classmate to death. Morgan Geyser and Anissa Weier’s violence was extreme, but what seemed even more frightening was that they committed their crime under the influence of a figure born by the internet: the so-called “Slenderman”. Yet the even more urgent aspect of the story, that the children involved suffered from undiagnosed mental illnesses, often went overlooked in coverage of the case.

Within hours of giving birth to her sixth child, Mary Kay Letourneau had her baby daughter whisked from her arms. She was then shackled and returned to her jail cell. Just years before, the pretty, personable Seattle schoolteacher was living a life many would envy - she had a handsome husband, four beautiful children, and a beloved following of students. Then she was accused of raping one of her students, and her whole world turned upside down.

The tragic story of Susan Powell and her murdered boys, Charlie and Braden, is the only case that rivals the Jon Benet Ramsey saga in the annals of true crime. When the pretty, blonde Utah mother went missing in December of 2009 the media was swept up in the story - with lenses and microphones trained on Susan's husband, Josh. He said he had no idea what happened to his young wife, and that he and the boys had been camping in the middle of a snowstorm.

In 1911 two British heiresses, Claire and Dora Williamson, read a brochure about a revolutionary fasting treatment that promised a lifetime of good health. The sanatorium in the village of Olalla, west of Seattle, was surrounded by a beautiful forest, sparkling waters and fresh air. The sisters agreed it sounded perfect and exactly the restorative holiday they needed. But within a month of arriving, under the supervision of Doctor Linda Burfield Hazzard, Claire and Dora began to realise the frightening truth – they were not patients but prisoners at the isolated sanitorium.

At first, the residents of Kauai Beach Resort took little notice of their new neighbors. The glamorous blonde and her tall husband fit the image of the ritzy gated community. The couple seemed to keep to themselves - until the police knocked on their door with a search warrant. Lori Vallow and Chad Daybell had fled to Hawaii in the midst of being investigated for the disappearance of Lori's children back in Idaho - Tylee and JJ - who hadn't been seen alive in five months.

Colorado, 1976. When Reverend Mike Fuller and his beautiful wife, Sharon, arrive in the sleepy town of Rocky Ford, local residents think something’s off about the new couple. The God-fearing minister is gruff and cold, while charismatic Sharon has her husband wrapped around her finger.

In June of I985, while her teenage sons held their half sister down, Theresa Cross beat her I9-year-old daughter, Sheila, unconscious and then stuffed her into a 2' x 2' storage locker. After three days, the knocking, kicking, and cries stopped. Theresa and her sons dumped the girl's body in the desolate High Sierras....

On the morning of July 18, 2014, 41-year-old Florida State law professor Dan Markel dropped his boys off at preschool, hit the gym, and headed home to his quiet, tree-canopied neighborhood. Within seconds of pulling into his garage, two .38-caliber bullets fired from point-blank range were lodged in his brain. His brutal slaying defied explanation.

Two days after Christmas, 2011, Russel Faria returned to his Troy, Missouri, home to find his wife, Betsy, dead, a knife still lodged in her neck. She had been stabbed 55 times in a brutal murder that would set off a chain of events leading to one man's wrongful conviction and imprisonment, another man's death, the revelation of a diabolical scheme, and an astounding miscarriage of justice left unresolved for another 10 years.

To his parishioners, minister Matt Baker seemed a pious and good man. To his wife, Kari, he was a devoted husband and caring father. Always sunny and vivacious, Kari never questioned their frequent relocations from one small Texas Baptist church to another. Even when tragedy struck, Kari remained strong - until one day, inexplicably, she took her own life.

Juan Martinez, the fiery prosecutor who convicted notorious murderess Jodi Arias for the disturbing killing of Travis Alexander, speaks for the first time about the shocking investigation and sensational trial that captivated the nation. Through two trials, America watched with bated breath as Juan Martinez fought relentlessly to convict Jodi Arias of murder one for viciously stabbing her ex-boyfriend, Travis Alexander, to death.

In Creekstone, Texas, a small, quiet suburb of Houston, football was king and David Temple was a prince. A former high school and college gridiron-star-turned-coach, he had a fairy-tale marriage to bright, vivacious Belinda Lucas, a teacher at the local high school who was so warm and popular her colleagues called her "The Sunshine Girl". The fairy tale ended savagely on January 11, 1999, when Belinda's lifeless body was discovered in a closet. Her skull had been shattered by a shotgun blast at close range. She was eight months pregnant.

On Christmas Eve in 1985, a hunter found a young boy's body along an icy corn field in Nebraska. The residents of Chester, Nebraska buried him as "Little Boy Blue", unclaimed and unidentified - until a phone call from Ohio two years later led authorities to Eli Stutzman, the boy's father. Gregg Olsen's Abandoned Prayers is an incredible true story of murder and Amish secrets.

On October 25, 1994, a hysterical Susan Smith told police a tale that would strike terror in the hearts of mothers everywhere: An unidentified gunman had sped off with her two little boys, leaving her screaming on the side of the road.

Elmer Wayne Henley, Jr. was only fourteen when he first became entangled with serial rapist and murderer Dean Corll in 1971. Fellow Houston, Texas, teenager David Brooks had already been ensnared by the charming older man, bribed with cash to help lure boys to Corll's home. Corll baited Henley with the same deal he'd given Brooks: $200 for each boy they could bring him.

Best-selling author Bryan Burrough recently made a shocking discovery: The small town of Temple, Texas, where he had grown up, had harbored a dark secret. One of his high school classmates, Danny Corwin, was a vicious serial killer. In this chilling tale, Burrough raises important questions of whether serial killers can be recognized before they kill or rehabilitated after they do. It is also a story of Texas politics and power that led the good citizens of the town of Temple to enable a demon who was their worst nightmare.

While her husband Rusty, a NASA engineer, was at work, Andrea Yates filled the family bathtub with water and systematically drowned their children, ages six months to seven years.

Two victims of the infamous Cleveland kidnapper share the story of their abductions, their decade in captivity, and their final, dramatic rescue. On May 6, 2013, Amanda Berry made headlines around the world when she fled a Cleveland area home and called 911, saying: “Help me, I’m Amanda Berry...I’ve been kidnapped, and I’ve been missing for 10 years". A horrifying story rapidly unfolded. Ariel Castro, a local school bus driver, had separately lured Berry, Gina DeJesus, and Michelle Knight to his home, where he kept them chained in the basement.