Pauline Parker and Juliet Hulme were best friends turned murderers. Coni takes you through one of the most heinous cases in New Zealand's history.

Learn more about your ad choices. Visit megaphone.fm/adchoices

All Joanne Witt wanted was to keep her 14 year old daughter, Tylar Witt, from dating 19 year old Steven "Boston" Colver. Unfortunately, Tylar and Steven were going to stop at nothing to be together. Meg takes you through the murder of Joanne Witt this week.

Learn more about your ad choices. Visit megaphone.fm/adchoices

Bart Whitaker grew up in a loving family with loving parents who made sure he never had to want for a single thing. When his family was ambushed on the night of December 10, 2003 everyone who knew the Whitaker's was shocked to discover Bart was behind the whole thing and had been planning his family's murders for years.

Learn more about your ad choices. Visit megaphone.fm/adchoices

When three women were abducted and murdered from the relatively safe suburb in Perth, Australia the entire country was put on high alert. This week, Meg takes you through what is described as Australia's "biggest, longest running, and most expensive investigation".

Learn more about your ad choices. Visit megaphone.fm/adchoices

Christian Longo had one thing on his mind, money. When his world started to unravel, he did the unthinkable. Coni takes you through this case and explains how a former New York Times journalist was roped into Longo's story.

Learn more about your ad choices. Visit megaphone.fm/adchoices

Michele Anderson and Joseph McEnroe met in an AOL Chatroom and it was all downhill from there. Meg takes you through the case this week.

Learn more about your ad choices. Visit megaphone.fm/adchoices

Lucille Rinaldi had her whole life ahead of her when she was murdered on Christmas Eve in 1963. Coni takes you through this cold case this week.

Learn more about your ad choices. Visit megaphone.fm/adchoices

What do you call a serial killer and rapist who was never tried or convicted of murder? John Brennan Crutchley. Meg takes you through a case that is really going to piss you off.

Learn more about your ad choices. Visit megaphone.fm/adchoices

Dorothy Donovan was brutally murdered in her home in June of 1991. Coni takes you through the bizarre event that led up to her murder and the pursuit for justice that followed.

Learn more about your ad choices. Visit megaphone.fm/adchoices

Kicking off three years of Gruesome with the case of Richard Chase Jr. Richard Chase Jr is one of the most brutal murderers that we have ever covered. Coni and Meg both take you through The Vampire of Sacramento and his heinous crimes.

Learn more about your ad choices. Visit megaphone.fm/adchoices