Dorothea Puente managed to fool everyone into thinking she was a harmless old lady. In 1988, she was found with seven bodies buried in her Sacramento garden. They were some of the tenants she murdered for their social security checks.
Patrick Kearney earned infamy as one of America's most prolific killers. He confessed the brutal murders of 35 boys and young men during the 1960s and 70s. His crimes not only stunned the public but also left a chilling mark on California.
Family man Phillip Austin battered his wife with a mallet at their home in Northampton before picking his two children up from school and strangling them.
Examining the crimes of Robert Berdella, who kidnapped, raped, tortured and eventually murdered at least six young men after forcing each to endure captivity in his Kansas City home.
Examining the nefarious deeds of Russell Bishop who killed two nine-year-old girls in Brighton in 1986. It took three decades to face justice for the heinous murder of Karen Hadaway and Nicola Fellows
22 years old Julie Hogg was murdered by Billy Dunlop in 1989 in her in Billingham home. He walked free after two murder trials, before Julie's mother overturned the 'double jeopardy' law making sure he gets convicted.