The story of the "Death House Landlady", who took in elderly and disabled tenants, only to murder them for their social security paychecks

The chilling case of a Hong Kong kleptomaniac and a Vietnam veteran who committed a series of horrific murders from their cabin in California.

Examining the murderer who appeared on a dating game show in the midst of a killing spree that may have claimed as many as 130 victims.

An examination of the Polish serial killer, who came to be known as "The Scorpion" after murdering nine women and attacking eleven others.