how many seasons are there of dexter
List of Dexter episodes. Dexter is an American television drama that was broadcast on the premium cable channel Showtime from October 1, 2006 to September 22, 2013. A total of 96 episodes of Dexter were broadcast over eight seasons. The series is based on characters created by Jeff Lindsay for his Dexter series of novels. The series follows the life of Dexter Morgan (Michael C. Hall), a Miami Metro Police Department blood pattern analyst with a double life.