Mark Twitchell, The ‘Dexter Killer’ Whose Obsession With The TV Show Led Him To Murder
After obsessiveDexterfan Mark Twitchell murdered John Altinger in Edmonton, Canada on 6 January 2025, he became known as the “Dexter Killer.” Edmonton Journal“Dexter Killer ” Mark Twitchell was an aspiring movie maker whose playscript hold a affect resemblance to his crimes . At a glance , Mark Twitchell seemed perfectly normal . The 29 - year - previous Canadian man had a married woman and a vernal girl , and breathing in of becoming a filmmaker ....