Heaven's Gate: The Cult of Cults

March 1997. Thirty-nine members of the Heaven’s Gate cult are found dead in a Southern California mansion - the largest mass suicide in U.S. history. The inception of this mysterious group dates back to 1970s Oregon, where founding…

As the Heaven’s Gate "Classroom" begins, Bonnie and Marshall - who call themselves "Ti" and "Do" or "The Two" - enforce strict rules of no family communication. After Ti dies from cancer in 1985, a distraught Do briefly allows members to…

Using a popular sci-fi TV series to help bolster his teachings, Do encourages asexuality and individual submission for the benefit of the collective - and even initiates voluntary castrations. Having dwindled in number, the group starts…

The 1997 arrival of the Hale-Bopp comet spurs the group to prepare for their departure, though their plan to commit mass suicide goes undetected. After an anonymous 911 caller alerts the authorities, Heaven’s Gate, deemed the first…