This Youtuber Killed 70 People - The Pedro Ro...

Marjorie Ann Orbin was a former Las Vegas showgirl convicted of the 2004 murder of her husband, Jay Orbin, a successful jewelry dealer. 

Leon Jacob was a failed medical resident in Houston who, along with his girlfriend, veterinarian Valerie McDaniel, orchestrated a plot to hire a hitman to murder both of their ex-partners. Motivated by a desire to prevent his ex-girlfriend from testifying in a stalking case again ...  Show more

Pedro Rodrigues Filho is often referred to as Brazil's version of Dexter - a killer of killers. But a deep dive into the Brazilian Punisher's life reveals a far darker truth - that it is easy to kill a killer when you've been surrounded by them for your entire life, and that beco ...  Show more

One of Mexico’s worst murderers and known assassins was Jose Ortiz Muñoz. He was known as El Sapo due to his physique and face. He was a soldier in the post revolutionary era who began a reign of terror that started at the age of 9. He lived a life of crime and murder, murdering ...  Show more

This week on Hot on the Case we investigate the story of Pedro Rodrigues Filho, better known as Pedrinho Matador. He is considered the most prolific vigilante serial killer of all time and one of the most prolific serial killers in history. His crimes would go on to inspire one o ...  Show more

Charles "Carl" Panzram (June 28, 1891 – September 5, 1930) was an American serial killer, spree killer, mass murderer, rapist, child molester, arsonist, robber, thief, and burglar. In prison confessions and in his autobiography, Panzram confessed to having committed twenty-one mu ...  Show more