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

Lock the doors, bar the windows, and read on if you dare.

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

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  • Photo Credit: Wikimedia Commons

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

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  • Photo Credit: Murderpedia

3. The Zodiac Killer 

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  • Photo Credit: Wikimedia Commons

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

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  • Photo Credit: Wikimedia Commons

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

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  • Photo Credit: Wikimedia Commons

6. Joseph Vacher: The Killer of Little Shepherds

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  • Photo Credit: Wikimedia Commons

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

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  • Photo Credit: Murderpedia

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

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  • Photo Credit: Bettmann / Getty Images

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

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  • Illustration by Frederic Remington

    Photo Credit: Murder by Gaslight

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

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  • Photo Credit: Photo courtesy of the State of New York

11. The Copycat Killing Spree of the Yorkshire Ripper

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  • Photo Credit: Murderpedia

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

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  • Photo Credit: Wikimedia Commons

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

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  • Photo Credit: Photo courtesy of author Peter Elkind

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

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  • Photo Credit: Murderpedia

15. Gary Ridgway: The Green River Killer

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  • Photo Credit: Wikimedia Commons

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

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  • Photo Credit: Wikimedia Commons

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

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  • Photo Credit: Murderpedia

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

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  • Photo Credit: Wikimedia Commons

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

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  • Photo Credit: Open Road Media

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

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  • Photo Credit: Bettmann / Getty Images

20. Fritz Haarmann: The Vampire of Hanover

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  • Photo Credit: Wikimedia Commons

21. John Christie: The Whispering Killer of England

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  • Photo Credit: Hulton Archive / Getty Images

22. Angels of Death: Cathy Wood and Gwen Graham

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  • Photo Credit: Kent County Sheriff’s Department

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

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  • Photo Credit: Wikimedia Commons

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

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  • Photo Credit: Murderpedia

25. Dennis Nilsen: Britain’s Kindly Killer

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  • Photo Credit: Wikimedia Commons

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

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  • Photo Credit: Via melty.es

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

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  • Photo Credit: Murderpedia

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

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  • Photo Credit: Wikimedia Commons

29. Robert Berdella: The Butcher of Kansas City

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  • Photo Credit: Kansas City Police Department / Murderpedia

30. Belle Guinness: The Black Widow of the Midwest

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  • Photo Credit: Wikimedia Commons

31. The Acid Bath Murderer of England

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  • Photo Credit: Murderpedia

32. American Boogeyman: The Disturbing Case of Albert Fish

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  • Photo Credit: Wikimedia Commons

33. Steve Wright 

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  • Photo Credit: Wikimedia Commons

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

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  • Photo Credit: Alchetron

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

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  • Photo Credit: Murderpedia

36. David Parker Ray 

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  • Photo Credit: Wikimedia Commons

37. Jeffrey Dahmer

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

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  • Photo Credit: Murderpedia

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

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  • Photo Credit: capecast / YouTube

40. Metal Fang: Russia's Serial Killer Cannibal

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  • Photo Credit: Murderpedia

41. Alexander Pichushkin, Russia's Chessboard Killer

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  • Photo Credit: Murderpedia