Instagram/Jack Alcott Celebrity Jack Alcott reveals he received death threats for a year after the Dexter: New Blood finale due to Harrison killing Dexter. May 11, 2026 AceShowbiz - Jack Alcott, known for his role as Harrison Morgan in Dexter: New Blood, revealed that he faced death threats following the controversial finale of the revival series. The Dexter franchise, a staple on Showtime since its 2006 debut, has spanned multiple iterations over nearly two decades, including the original eight-season run, the 2021-2022 series Dexter: New Blood, and the 2024 premiere of Dexter: Original Sin.