John Wayne Gacy

He dined with the powerful. He preyed on the vulnerable. Beneath a smiling exterior was the horrifying darkness of a sadistic serial killer.

In this documentary series, family members of infamous serial killers come out of the shadows and reach out to the families of the victims.

This documentary delves into the case of one of Mexico's earliest serial killers, whose string of murders sent shockwaves throughout the country.

"Born to Kill?" takes in-depth dives the childhoods and lives of some of the world's most notorious murderers.