The names of notorious serial killers are usually well-known; they echo in the news and in public consciousness. But most people have never heard of Israel Keyes, one of the most ambitious and terrifying serial killers in modern history American Predator is the ambitious culmination of years of interviews with key figures in law enforcement and in Keyes's life, and research uncovered from classified FBI files. Callahan takes us on a journey into the chilling, nightmarish mind of a relentless killer, and to the limitations of traditional law enforcement.

The crisp, predawn hours of December 16, 2000, began much as they had many Saturdays for avid duck hunter Mike Williams — on Lake Seminole, where he’d go to relax after a stressful work week. The Florida State grad was juggling fatherhood with a thriving real estate appraisal career. And that very evening? He and his high school sweetheart, Denise, planned to celebrate their sixth wedding anniversary. But Mike Williams never returned home.   

On March 29, 1975, sisters Katherine and Sheila Lyons, ages 10 and 12, vanished from a shopping mall in suburban Washington, DC. As shock spread, then grief, a massive police effort found nothing. The investigation was shelved, and the mystery endured. Then, in 2013, a cold case squad detective found something he and a generation of detectives had missed. It pointed them toward a man named Lloyd Welch, then serving time for child molestation in Delaware.

When he was arrested in July 1991, Jeffrey Dahmer had a severed head in the refrigerator, two more in the freezer, two skulls and a skeleton in a filing cabinet. But if anything could be more disturbing than the brute horror of this scene, it was the evidence that Dahmer had been using these human remains not only for sexual gratification but as part of a dark ritual of his own devising - to furnish a shrine to himself.

In 1902, at the age of 11, Carl Panzram broke into a neighbour’s home and stole some apples, a pie, and a revolver...During his two-year detention, Carl was repeatedly beaten, humiliated, and raped by the school staff...Kill 'Em All is a chilling and gripping account of one of the most brutal and gruesome true crime stories in American history. Ryan Green’s riveting narrative draws the listener into the real-live horror experienced by the victims and has all the elements of a classic thriller. 

Until 1971, life was good for mild-mannered accountant John List. He was vice president of a Jersey City bank and had moved his mother, wife, and three teenage children into a 19-room home in Westfield, New Jersey. But all that changed when he lost his job. Raised by his Lutheran father to believe success meant being a good provider, List saw himself as an utter failure. Straining under financial burdens, the stress of hiding his unemployment, as well as the fear that the free-spirited 1970s would corrupt the souls of his children, List came to a shattering conclusion. 

An account of the crimes of Arthur Shawcross describes how the paroled child killer shot, stabbed, suffocated, and strangled 16 Rochester, New York, prostitutes and examines how the legal system failed his victims.

In February 1990, Oregon State Police arrested John Sosnovke and Laverne Pavlinac for the vicious rape and murder of Taunja Bennet. Pavlinac had come forth and confessed, implicating her boyfriend and producing physical evidence that linked them to the crime. Authorities closed the case. There was just one problem. They had the wrong people. And the real killer wasn't about to let anyone take credit for his kill. 

Dying to Get Married is a modern day morality tale of the perversion of an American dream. Julie Miller was a successful executive, who, through a newspaper ad, met who she thought was "Mr. Right". Little did she know that he had a violent past and a predisposition for bizarre sexual rituals.

On Easter Sunday 2015, experienced skydiver Victoria Cilliers undertook a parachute jump, a gift from her husband, British Army Sergeant Emile Cilliers. Her parachutes failed to open and she plummeted 4,000 feet to the ground, sustaining life-threatening injuries. Miraculously, she survived. Then the police arrived at her door. Someone had tampered with her parachute, and they suspected Emile.