Mark Twitchell

Mark Twitchell
Born
Mark Andrew Twitchell

(1979-07-04) July 4, 1979
Edmonton, Alberta, Canada
OccupationFilmmaker
Criminal statusImprisoned at Saskatchewan Federal Penitentiary
Criminal chargeFirst-degree murder
Penalty25 years to life imprisonment

Mark Andrew Twitchell (born July 4, 1979) is a Canadian convicted of first-degree murder in April 2011 for the murder of John Brian Altinger. His trial attracted particular media attention because Twitchell had allegedly been inspired by the fictional character Dexter Morgan.