PersonMark Verheiden18 credits in the catalogue: acting, writing, production.ActingNever Sleep Again: The Elm Street Legacy2010SelfWritingThe Mask1994StoryTimecop1994ScreenplayTimecop1994StoryTimecop1994Comic BookProductionSmallville2001Co-Executive ProducerSmallville2001Supervising ProducerBattlestar Galactica2003Co-Executive ProducerBattlestar Galactica2003Consulting ProducerHeroes2006Consulting ProducerFalling Skies2011Co-Executive ProducerFalling Skies2011Consulting ProducerHemlock Grove2013Executive ProducerConstantine2014Executive ProducerMarvel's Daredevil2015Executive ProducerAsh vs Evil Dead2015Executive ProducerSwamp Thing2019Executive ProducerCrewSwamp Thing2019Developer