Arne Cheyenne Johnson stepping out of police van on the first day of his trial (Getty)

Georgia:

Arne Cheyenne Johnson and the "Demon Murder Trial"

Episode sources:

1. “Man Is Convicted In Friend's Death” UPI (New York Times)

2. “Defendant in a Murder Puts The Devil on Trial” by Dudley Clendinen (New York Times)

3. “By Demons Possessed” by Lynn Darling (The Washington Post)

4. “Killer's Defense Was Demon Possession” by Julie Stagis (Hartford Courant)

5. “Was the 12-year-old Connecticut boy featured in ‘Conjuring 3′ really possessed? His brother says ‘no’ - and the true horror story has been his family’s exploitation” by Jesse Leavenworth (Hartford Courant)

6. “In a Connecticut Murder Trial, Will (Demonic) Possession Prove Nine-Tenths of the Law?” by Lynne Baranski (People)

7. “The Twisted Murder Trial Of Arne Cheyenne Johnson, The Man Who Claimed To Be Possessed By Demons” by Marco Margaritoff  (All That’s Interesting)

8. “What Really Happened With Arne Cheyenne Johnson's 1981 'The Devil Made Me Do It' Trial?” by Kevin Dolak (Oxygen)

9. “The New Conjuring Movie is Based on the Real Story of a Murderer Who Claimed He Was Possessed” by Lauren Kranc (Esquire)

10. Article (No headline) by Associated Press 

11. “The Murder that Inspired The Conjuring III” by Josie Klakström (Medium)

12. “December 18: Connecticut’s 20th Century ‘Demonic Possession’ Murder Case” (Today In Connecticut History)

13. “ARNE CHEYENNE JOHNSON” UVA Law

14. “The devil forced him to kill: the true story behind ‘The Conjuring’” by Johnny Oleksinski (New York Post)

15. “‘The Conjuring 3': The True Story Behind 'The Devil Made Me Do It'’ by Samuel Spencer (Newsweek)

16. “Brookfield Man Sues Over 'Demon' Book” The Danbury News Times

17. “Is Debbie Glatzel Dead or Alive? How Did She Die?” by Kriti Mehrotra (The Cinemaholic)

18. “The Glatzel Family is Trying to Distance Itself from 'The Conjuring 3’'’ by Chris Barilla (Distractify)