40+ Disturbing Serial Killers Who Will Keep You Up at Night

1. 33. Gone in the Dark: The 40-Year Hunt for the Golden State Killer

2. Inside the Demented Mind of John Wayne Gacy, Jr.

3. The Zodiac Killer 

4. Bathed in the Blood of 650 Virgins: Elizabeth Bathory, The Blood Countess

5. Mary Ann Cotton: England’s First Serial Killer

6. Joseph Vacher: The Killer of Little Shepherds

7. The Red Ripper: Russia’s Deadliest Serial Killer

8. Raymond Fernandez and Martha Beck: The Lonely Hearts Killers

9. The Harpe Brothers: America’s Original Serial Killers

10. 8 Bodies in the Attic: The True Crimes of Serial Killer Kendall Francois

11. The Copycat Killing Spree of the Yorkshire Ripper

12. Hotel of Horrors: The Murder Castle of Dr. H.H. Holmes

13. Death Shift: The Texas Infant Murders of Nurse Genene Jones

14. The Perfect Psychopath: Dr. Petiot’s Heinous Crimes During World War II

15. Gary Ridgway: The Green River Killer

13. Kiss of Death: The Bloody Case of Béla Kiss

16. The One, Tiny Mistake That Finally Took Down The Night Stalker

17. Death in the Heartland: The Murder Spree of Charles Starkweather

18. Aileen Wuornos: Depraved Serial Killer Or Countercultural Icon?

19. This Serial Killer Murdered 13 Women in Their Own Homes Without Breaking and Entering

20. Fritz Haarmann: The Vampire of Hanover

21. John Christie: The Whispering Killer of England

22. Angels of Death: Cathy Wood and Gwen Graham

23. Date with the Devil: Paul John Knowles, the Casanova Killer

24. Teen Bride Turned Serial Killer: The Judith Neelley Case

25. Dennis Nilsen: Britain’s Kindly Killer

26. Madame Delphine Lalaurie: The Most Evil Woman in New Orleans

27. Michigan Murders: The Heinous Crimes of the “Ypsilanti Ripper”

28. Leonarda Cianciulli: The Deadly Soap-Maker of Correggio

29. Robert Berdella: The Butcher of Kansas City

30. Belle Guinness: The Black Widow of the Midwest

31. The Acid Bath Murderer of England

32. American Boogeyman: The Disturbing Case of Albert Fish

33. Steve Wright 

34. House of Horrors: The Heinous Crimes of Fred and Rosemary West

35. Nightmare in Kansas: The Chilling Case of BTK Serial Killer Dennis Rader

36. David Parker Ray 

37. Jeffrey Dahmer

38. The Twisted Case of Robert Hansen, an Alaskan Serial Killer Who Hunted Down His Victims

39. The Creepy Case of Serial Killer Tony Costa and His Garden of Horrors

40. Metal Fang: Russia's Serial Killer Cannibal

41. Alexander Pichushkin, Russia's Chessboard Killer