Israel Keyes killed an unknown number of people across the country without ever being suspected of the crimes. He buried “kill kits” and travelled to great lengths to avoid being connected in any way to his victims, but in Feb 2012, he broke his own rules when he kidnapped and murdered Samantha Koenig from his own backyard of Anchorage, Alaska.

Music Credit: Spirit Prison and Monom

In this episode, the Sister Sleuths talk about the Texas man who "killed Halloween". Ronald Clark O'Bryan is a child-killer who is likely the reason your parents stole your good candy every Halloween under the guise of "checking it for safety". Trick or Treat, y'all.

Music credit: Spirit Prison and Monom

Everyone knows the iconic 1996 horror film “Scream”, but do you know who inspired such a gruesome movie? Daniel Rolling became known as “The Gainesville Ripper” in 1990 after terrorizing local college students. The criminal acts he committed are even more horrifying than Ghostface himself.

Music credit: Spirit Prison and Monom

Robert Christian Hansen is a baker, a husband, a father, a prolific napper..and a serial killer. In the early 1980s, bodies of sex workers and topless dancers begin showing up in shallow graves in the area surrounding Anchorage, Alaska. After one of his victims escapes, police discover evidence that he has been murdering women in Anchorage for a decade.

Music Credit: Spirit Prison and Monom

The house located on 112 Ocean Avenue in Amityville, New York is best known for the hauntings that inspired the movie "The Amityville Horror", but what happened in the home on November 13th, 1974 was the real horror show.Music credit: Spirit Prison and Monom

In the small town of Keddie, California, Sheila Sharp's greatest nightmare comes to life when she returns home the morning of April 12, 1981, to find 3 dead bodies on her living room floor and her younger sister missing. Where is Tina? And who committed this truly gruesome crime?

Between 1989-1992 a killer, Ivan Robert Marko Milat, tormented backpackers near Belanglo State Forest. His killings go unnoticed until September of 1982 when two runners locate a body. Unfortunately, it won’t be the last. Music credit: Spirit Prison and Monom

Ed Gein, also known as the Butcher of Plainfield, has inspired a variety of spooky-time movies such as "Psycho", "The Texas Chainsaw Massacre", and "Silence of the Lambs". While he is said to have only killed two people, he also had a fun side-hobby of grave robbing. This guy is as gruesome as it gets.Music credit: Spirit Prison and Monom

Maddie Clifton was your average energetic 8-year-old. She lived in a quiet suburban neighborhood filled with children who loved to play outside. On a seemingly normal day in November 1998, dinner time rolls around and Maddie is nowhere to be found. What awaits the Clifton family is every parents' worst nightmare. Music credit: Spirit Prison & Monom

Travis Alexander and Jodi Arias met in Las Vegas, Nevada in September 2006. The pair dated on and off for two years, both successfully ignoring a myriad of red flags until one of them ends up brutally murdered.Music Credit: Spirit Prison and Monom