Throughout history, terrifying cults have captured the world’s attention with their bizarre beliefs, manipulative leaders, and often deadly consequences. While some operated in secrecy, others dominated headlines, leaving a trail of destruction and tragedy. Here are eight of the most terrifying cults in history and what made them so horrifying.
8. NXIVM
Disguised as a self-help organization, NXIVM turned out to be a coercive cult centered around its founder, Keith Raniere. Female members were branded, controlled, and manipulated into sexual slavery within a secret inner circle called DOS. The group’s shocking downfall in 2018, involving celebrities and billionaires, exposed the terrifying cult hidden in plain sight.
Related: Best Historical Museums in Europe to Visit
7. Branch Davidians
Led by David Koresh, the Branch Davidians were a breakaway sect of Seventh-day Adventists. In 1993, their Texas compound was raided by the ATF, resulting in a 51-day standoff. A massive fire broke out, killing 76 members, including children.
Check out: Most Famous Typos in History
6. Children of God (The Family International)
Founded in the late 1960s by David Berg, the Children of God encouraged communal living, proselytization, and highly controversial practices, including child sexual abuse disguised as “spiritual freedom.” Though rebranded, survivors continue to share stories of trauma, revealing how damaging and terrifying cults can be.
Also read: Bizarre Historical Duels That Ended in the Strangest Ways
5. Order of the Solar Temple
This secretive doomsday cult believed in the impending end of the world and the promise of rebirth on a distant star. In the 1990s, dozens of members in Switzerland, Canada, and France died in a series of murder-suicides and fire rituals. The elaborate ceremonies and international scope made the cult particularly disturbing.
4. Aum Shinrikyo
Founded by Shoko Asahara in Japan, Aum Shinrikyo mixed Buddhism with apocalyptic Christian beliefs. In 1995, they launched a sarin gas attack on the Tokyo subway, killing 13 and injuring thousands. Their access to chemical weapons and global ambitions made them one of the most terrifying cults in modern history.
Related: Real-Life Soldiers Who Inspired Hollywood War Movies
3. The Manson Family
Under the influence of Charles Manson, a failed musician turned cult leader, the Manson Family carried out a series of brutal murders in 1969, including the infamous killing of actress Sharon Tate. Manson manipulated his followers through LSD, music, and twisted interpretations of the Bible.
Check out: Strange Funeral Customs from the 18th Century You Won’t Believe Existed
2. Heaven’s Gate
Led by Marshall Applewhite, Heaven’s Gate followers believed they could ascend to a spaceship trailing the Hale-Bopp comet. In 1997, 39 members committed suicide in a mass ritual, dressed identically and leaving eerie farewell messages. The cult’s extreme detachment from reality cemented its place in history as one of the most terrifying cults to ever exist.
Also read: The Weirdest Victorian Era Gadgets Ever Invented
1. The Peoples Temple
Arguably the most infamous of all terrifying cults, the Peoples Temple was led by Jim Jones, a charismatic preacher who promised equality and utopia. In 1978, over 900 members died in Jonestown, Guyana, after drinking poisoned punch in a mass murder-suicide orchestrated by Jones.
