The third season follows Audrey (Emily Rose), Nathan (Lucas Bryan) and Duke (Eric Balfour) as they continue to solve crimes and protect the denizens of Haven. Barbarians, violent vigilantes and a woman who can bring back the dead are running amok in the town. Audrey, Nathan and Duke are trapped in a haunted house on Halloween and Duke travels back to the Fifties and places the present in jeopardy. Iain Glen (“Game of Thrones” and “Downton Abbey”) and Claudia Black (“Farscape” and “Stargate: SG-1”) guest star.