Hall starred in and co-produced the Showtime television series Dexter, in which he played a psychopathic blood spatter analyst for the Miami Metro Police Department who moonlights as a serial killer / vigilante. Jennifer Carpenter played his adoptive sister, Debra Morgan. The series premiered on October 1, 2006 and ended its run in 2013. For his work on Dexter, Hall was nominated for five Emmy Awards for Outstanding Lead Actor in a Drama Series from 2008 to 2012. The show itself was also nominated for Emmy citations in the Drama Series category in the same years. He won the 2007 Television Critics Association Award for Individual Achievement in Drama. Hall was nominated for the Golden Globe Award for Best Performance by an Actor in a TV Drama in 2007, 2008, and again in 2010. Also in 2010, he won a Screen Actors Guild Award for Outstanding Performance by a Male Actor in a Drama Series. After months of rumors, on April 18, 2013, Showtime announced via social media that season eight would be Dexter's final season. Despite the constant rumors of a new series, there have not been any updates regarding a possible spinoff.