King'sprominencerosewithhisroleaspolicedetectiveJamesDoakesintheShowtimeTVseriesDexter.Hestarredin24episodesfromthepilotin2006tothelastepisodeofSeason2in2007.Forhisportrayalasthemainantagonistoftheshow,hereceivedaSaturnAwardnominationin2008forBestSupportingActoronTelevision