The crimes of Angel Maturino Resendiz, known to some as the Railroad Killer, who is thought to have taken the lives of more than 23 victims before his execution in 2006.

A profile of Richard Chase, the serial killer who took the lives of six victims in one month, and became known to some as the Vampire Killer due to his penchant for cannibalism.

An investigation into the murderous mother and son Sante and Kenneth Kimes, who killed their elderly landlady in a greed-fuelled ploy.

A profile of the Rhode Island family man and Sunday school teacher Christopher Hightower, who turned out to be a cold-blooded triple murderer.
 

A profile of the murderer known to some as the Riverside Prostitute Killer, who sits on death row after being convicted for the slaying of 12 women.

A profile of the Truck Stop Killer, Robert Ben Rhoades, who targeted hitchhikers and truck-stop sex workers in a horrific string of crimes spanning 15 years.

A profile of David Berkowitz, the serial killer who found himself at the centre of New York's biggest manhunt after a vicious shooting spree that left six dead.

A profile of the serial killer Todd Christopher Kohlhepp, who claimed the lives of at least seven innocent people between 2003 and 2016.