
World's Most Evil Prisoners
Jesse Con-ui's loyalty to the New Mexican Mafia drove him to betray and murder his former mentor.

Jesse Con-ui's loyalty to the New Mexican Mafia drove him to betray and murder his former mentor.

Forensic pathologist Dr. Richard Shepherd investigates the murder of Marie Stewart, whose partner stabbed her then left her body to decompose over the winter in their garage.

Donna claims she committed her crime in self defense after stabbing her boyfriend, Charles, 54 times.

A profile of a woman who was convicted of murdering her adoptive grandmother. Then, a woman shot a teen after losing money playing a game.

Profiles include a woman who murdered her own father and stepmother for money.

A woman recalls her story of being accused of stabbing a teen she befriended while staying at a mental health facility.

In 1981 a young woman is found murdered on the side of the road. Who killed her remains a mystery for decades until law enforcement can utilize genetic genealogy to crack the case.

This case follows a 40-year murder investigation and how it became another success story.

A young woman out jogging is attacked and viciously raped at knifepoint. The perpetrator continues his reign of terror by raping another five times over the next nine years.

This is the story of four innocent victims and how their attacker became another successful target of the Bloodline Detectives.

In 1984, the bruised and bloodied body of 25-year-old Naval recruit Pamela Cahanes is found in an abandoned lot. Who would take away the life of a woman who was ready to give hers? Genetic genealogy provides answers 35 years later.

In 1996, a woman takes her life in a Virginia cemetery and leaves a note that she wishes to remain unidentified. Still, detectives are legally bound to identify her. Only genetic genealogists can bring long-awaited answers, decades later.

Stewart Weldon was a career criminal operating in plain sight with convictions for kidnapping, burglary and sexual assault. It would take a routine traffic stop for the darkest depths of Weldon's crimes to be revealed.

A man who had molested his daughter for a number of years is shot and killed by his daughter. Next, a murder witness is tortured and murdered by a gang member.

Natasha and five of her friends were charged with murder and other charges after trying to carjack a van.

A woman tells her story of why she hired a hit man to kill her fourth husband. Next, an addict served watch as a fellow gang member robbed and murdered an unsuspecting man.

When a college student disappears, police uncover the trail of a serial sex offender and fear the worst. In the US, a double homicide leaves a trail of digital evidence that points to a jealous ex-boyfriend.

In the US, a mysterious man buying yogurt is linked to a missing woman. His arrest leads to the discovery of four other women who have disappeared. Meanwhile, a young student gets into a taxi after a night out and never makes it home.

In the US, a sister tracks down her brother's killer by becoming an amateur sleuth, and in the UK, CCTV is the main witness to identify the killer of a mother of four.

Rhys Hancock couldn't accept that his wife Helen had found love with her new partner Martin. In an orgy of violence, he took his revenge.