Cult leader Leon Cunningham preached the end was near, that the Antichrist was coming and all must repent to ensure their names were written in blood in the Book of the Lamb, otherwise be doomed to eternal damnation and hell fire.

Believing the devil had infiltrated their group, in 1976 Leon and his ragtag cult performed a violent exorcism on three-year-old Davey Weilbacher that ended in horrible tragedy.

MURDER COASTER PODCAST

Hosted by Christa Carmen and Matthew Brockmeyer

Website: www.murdercoasterpodcast.com

Facebook: Murder Coaster

Instagram: https://www.instagram.com/murdercoasterpodcast/

Creepy Amusement Park theme by Brandon Fiechter and Derek Fiechter, used by permission and with many thanks.

SOURCES:

The Back Bedroom: A True Story of Exorcism and Murder by Gregg Olsen. October 1, 2026, Amazon Original Stories. ISBN-13 ‏ : ‎ 978-1542037631

State v. Cunningham :: 1980 :: Washington Supreme Court Decisions :: Washington Case Law :: Washington Law :: U.S. Law :: Justia

State v. Cunningham (State v. Cunningham, 598 P.2d 756, 23 Wn.App. 826 (Wash. App. 1979)) - vLex United States

David Victor Weilbacher (1973-1976) - Find a Grave Memorial

FEATURING THE SONGS:

“Glory Bound” and “So Long Oklahoma” by Roy Williams courtesy of Epidemic Sound. Listen to Roy Williams on Spotify: https://open.spotify.com/artist/40fdTbomIApeeJW70KRHpw?si=5emvYwx6SIianrMxglvByg

“I Wana Be Love By You” by Helen Kane and “SWHENRY” courtesy of the Internet Archive and Gathacol Radio Public Domain

“Little Wooden Church” by The Trumpeteers courtesy of the Free Music Archive Deed - Public Domain Mark 1.0 Universal - Creative Commons

“He was nailed to the Cross for Me” performed by Ernest V. Stoneman Deed - Public Domain Mark 1.0 Universal - Creative Commons

Today we bring you one of the most disturbing and horrifying stories from the world of true crime, but it is also a story of strength and survival against all odds. It is the story of Mary Vincent and the Mad Chopper Lawrence Singleton.

MURDER COASTER PODCAST

Hosted by Christa Carmen and Matthew Brockmeyer

Website: www.murdercoasterpodcast.com

Facebook: Murder Coaster

Instagram: https://www.instagram.com/murdercoasterpodcast/

Creepy Amusement Park theme by Brandon Fiechter and Derek Fiechter, used by permission and with many thanks.

FEATURING THE SONGS:

“Monster” and “Through My Hands” by the Eastern Plain courtesy of Epidemic Sound. Listen to the Eastern Plain on Spotify: https://open.spotify.com/artist/0BzqUvjgztIQEyizxqj2xP

“Like the Words to a Song” by Roy Williams courtesy of Epidemic Sound. Listen to Roy Williams on Spotify: https://open.spotify.com/artist/40fdTbomIApeeJW70KRHpw

SOURCES:

THE MAD CHOPPER How the Justice System Let a Mutilator Free, This Time to Kill by Fred Rosen. Open Road Media, July 1, 2015. ISBN-13: 978-1504023108

The Washington Post August 29, 1987 by Cyntia Gourney "Crime and Banishment: Paroled Rapist Is Welcome Nowhere"

The New York Times May 26 1987 "Parole Shifted After Protest"

The New York Times February 21, 1997 by Mireya Navarro "A Figure of Infamy Is Held in a 2d Outrage"

Chicago Tribune April 15, 1998 "California Ex-con Gets Death In Murder"

San Francisco Chronicle January 1 2002 by Michael Taylor "Lawrence Singleton, despised rapist, dies"

Blurred Bylines February 4, 2021 by Shari Rose How Mary Vincent Survived Lawrence Singleton’s Attack

RedHanded Podcast Episode 73 Mary Vincent: Survivor

Mary Vincent (artist) - Wikipedia

Lawrence Singleton - Wikipedia

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