They are some of the most terrifying and tragic events of the 20th century - tales ending in horrific scenes of massacre, murder, sexual abuse and mass suicide. These are catastrophes caused by psychopathic Cult Leaders and their maniacal teachings. Charles Manson and his demonic family slaying seven innocent victims, including a woman who was 8 months pregnant. Jim Jones and his infamous poison potion killing over 900 followers, a third of them children. David Koresh responsible for horrible sexual abuse and the fiery death of more that 80 people at least 20 of them children. Warren Jeffs whose polygamy cult was rampant with unthinkable sexual abuse. This episode explores what drove these demented Cult Leaders to brainwash their followers. How did they create this mysterious hold over cult members who eventually were willing to follow them to their death.