Season 1

The tragic story of the infamous religious leader continues as we dive deeper into the horrifying truth of the Jonestown Massacre.

A look at the life of Jim Jones, and the upbringing that shaped his growth into the charismatic minister that drove his followers to suicide.

As the anonymous Zodiac killer continued his reign of terror, he began to taunt the public with cryptic clues.

The true identity of the "The Zodiac Killer" is his pseudonym self designated. He is a mystery since his killing spree was reported in the late 1960s - 1970s. He operated in Northern California demanding public notoriety for his crimes.

Aileen Wuornos' best friend helps to paint a picture of who the killer really was, while her victims' family members also speak out.

Aileen Wuornos a rare "female" serial killer responsible for the murder of 7 men in Florida between 1989-1990 by shooting them at point-blank range. She stole the murder victims cars and continued her murder spree working as a prostitute.

In Northern California, a masked predator meticulously plans his sexual assaults by studying the habits and routines of his female prey; after 27 years on the loose, police close in on the man they believe to be the NorCal Rapist.

Roy Charles Waller, serial rapist worked at the University of California. He alluded police for decades and when captured to face some of his victims in court, it was revealed the use of a family DNA match through GED match was his demise.

The profile of cult leader Charles Manson continues. His grisly killings went unsolved, until detectives received a tip-off from a surprising source.

A look at the life of Charles Manson, who terrorized Hollywood when he charmed his hippie followers into brutally murdering celebrities.

The story of John Wayne Gacy continues, diving deeper into how the calculated serial killer was able to hide in plain sight.

The early life of serial killer John Wayne Gacy, living with an abusive alcoholic father, to his successful contracting company hiring young men, where he would trick them into handcuffs before he raped and murdered dozens of young men.