The Devil's Disciple Killer Psychopaths : Season 1 Episode 5
Channel 5 1h 00m int(0)
Aired: April 21st, 2015 @ 9:00 PM EST on Channel 5
Documentary in which criminologist professor David Wilson explains how an almost-perfect collision of bad nurture and bad genes produced the charming but vicious psychopath Patrick Mackay. Mackay began by throwing a man off a bridge, then fed his drug habit by robbing and killing wealthy west Londoners in their homes, before killing a priest with an axe.