(Dexter/2012) Dexter is back and more killer than ever. The Emmy-nominated Showtime Original Series (Best Drama Series, Lead Actor in a Drama Series) returns for an all-new season ? and this time Dexter?s got a new take on taking life. Having faced some of his darkest demons, Dexter?s ready to put the past behind him. Now, with family life, a day job catching killers and an uncontrollable urge to do away with the ones that get away, Dexter?s got his work cut out for him.