Name	Known for
Arthur Kent Self - Host Self - Host See fewer	Black Night in June (2019)
Stephen O'Leary Self - University of Southern California (as Dr. Stephen O'Leary) Self - University of Southern California (as Dr. Stephen O'Leary) See fewer	History's Mysteries (1998)
Anthea Butler Self - Layola Marymount University (as Dr. Anthea Butler) Self - Layola Marymount University (as Dr. Anthea Butler) See fewer	God in America (2010)
Blanche Barton Self - High Priestess, Church of Satan Self - High Priestess, Church of Satan See fewer	Charles Manson Superstar (1989)
J. Gordon Melton Self - Author, Encyclopedia of New Religious Movements Self - Author, Encyclopedia of New Religious Movements See fewer	Unsolved Mysteries (1987)
Ross Baron Self - Bishop, Jesus Christ Church of Latter-Day Saints Self - Bishop, Jesus Christ Church of Latter-Day Saints See fewer	History's Mysteries (1998)
H. Newton Malony Self - Psychologist, Fuller Theological Seminary (as Dr. H. Newton Malony) Self - Psychologist, Fuller Theological Seminary (as Dr. H. Newton Malony) See fewer	History's Mysteries (1998)
Massimo Introvigne Self - Cult Expert (as Mossimo Introvigne) Self - Cult Expert (as Mossimo Introvigne) See fewer	The Mystery of Dante (2014)
David Ackroyd Narrator (voice) Narrator (voice) See fewer	The Dark Secret of Harvest Home (1978)
Marshall Applewhite Self - Leader, Heaven's Gate (archive footage) Self - Leader, Heaven's Gate (archive footage) See fewer	Into the Zone: The Story of the Cacophony Society (2012)
Aleister Crowley Self - Occultist (archive footage) Self - Occultist (archive footage) See fewer	In Search of the Great Beast 666 (2007)
Jim Jones Self - Leader, People's Temple (archive footage) Self - Leader, People's Temple (archive footage) See fewer	People's Temple (1973)
Joseph Kibwetere Self - Leader, Movement for the Restoration of the Ten Commandments of God (archive footage) Self - Leader, Movement for the Restoration of the Ten Commandments of God (archive footage) See fewer
David Koresh Self - Leader, Branch Davidians (archive footage) Self - Leader, Branch Davidians (archive footage) See fewer	The Vortex Voices (2022)
Anton LaVey Self - Founder of the Church of Satan (archive footage) Self - Founder of the Church of Satan (archive footage) See fewer	The Devil's Rain (1975)
Timothy McVeigh Self - Oklahoma City Bomber (archive footage) Self - Oklahoma City Bomber (archive footage) See fewer	The Secret Rulers of the World (2001)
Sun Myung Moon Self - Founder, Unification Movement (archive footage) Self - Founder, Unification Movement (archive footage) See fewer	Inchon (1981)
Terry Nichols Self - Oklahoma City Bombing Accomplice (archive footage) Self - Oklahoma City Bombing Accomplice (archive footage) See fewer	Biography (1987)
Leo J. Ryan Self - California Congressman (archive footage) Self - California Congressman (archive footage) See fewer
Kipp Tribble Joseph Smith Joseph Smith See fewer	ReBroken (2023)
Brigham Young Self - 2nd President of Church of Jesus Christ of Latter-Day Saints (archive footage) Self - 2nd President of Church of Jesus Christ of Latter-Day Saints (archive footage) See fewer
Diane LaVey Self - Wife of Anton LaVey (archive footage) (uncredited) Self - Wife of Anton LaVey (archive footage) (uncredited) See fewer	The Devil's Rain (1975)