how many seasons of dexter is there
Dexter 's Done: Showtime Confirms Season 8 Will Be Long-Running Drama's Last Itâs official: Dexterâs upcoming eighth season will be its last. Showtime made the announcement Thursday on the seriesâ Facebook page. The network also gave viewers a taste of the farewell season â which premieres June 30 â via the following clip. RELATED | Dexter Season 8 Spoilers â Yvonne Strahovski Returns as Hannah.