Also Read: 'Shameless' Final Season Gets December Premiere DateThe series was initially based on Jeff Lindsey’s novel, “Darkly Dreaming Dexter.”“‘Dexter’ is such a special series, both for its millions of fans and for Showtime, as this breakthrough show helped put our network on the map many years ago,” said Showtime president of entertainment Gary Levine. “We would only revisit this unique character if we could find a creative take that was truly worthy of the brilliant, original series.