Born in 1859 with a cleft palate, Jesse Pomeroy's father looked upon his son as weak, and brutally abused him throughout his childhood. Tormented at home and at school, Jesse began to entertain violent fantasies about torturing prisoners. By the time he was 12, simply fantasizing wasn't enough—and the “Boy Torturer of Boston” emerged...

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He claimed to be Sweden's first serial killer. Throughout the 1990s, Sture Bergwall made shocking confessions to dozens of brutal murders across Sweden, Norway, Denmark, and Finland. But his final confession was the most surprising of them all.

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Growing up as one of the few black kids in Warwick, Rhode Island was not easy. By the time Craig Price transitioned from child to teen, the years of racism and bullying had already made a huge impact on his developing psyche. By the time he was 13-years-old in 1986, his anger had reached a boiling point.

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In 1942, Marcel Petiot's fake escape network, Fly-Tox, was operating at full steam. He took his victim's payment, and instead of helping them start new lives in South America, he murdered them and stored the bodies in his basement. But his scheme couldn't escape the attention of the Nazis for long.

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Since childhood, Marcel Petiot flaunted a disregard for the rules. As a doctor, he used his charm and influence to enrich his family and get away with his first murder. But when WWII reached Paris, a deadly new scheme began to brew...

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His first murder in 1944 had gone exactly as planned: the body had dissolved in acid, and he was sure no one would ever find out what he had done. So, with that in mind, John George Haigh set about repeating the process again, and again—always chasing the next big score.

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Born in the United Kingdom at the beginning of the 20th century, John George Haigh rebelled against his hyper-religious upbringing and opted for a life of crime. He didn't see the point in earning an honest living when he could con others out of theirs. But Haigh soon realized that he needed a way to swindle people and make sure they stayed silent.

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As his living conditions deteriorated in the late 2000's, so did Anthony Sowell’s state of mind. Investigators were horrified when they finally searched his Cleveland home and found the corpses of his victims decaying in nearly every room.

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Plagued by addiction, Anthony Sowell killed 11 women between May 2007 and September of 2009. As his abuse became worse, so did his living conditions. Eventually Sowell was almost a total recluse, kept company only by the rotting bodies he kept in his home.

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