Rita Bennett (née Brandon, formerly Ackerman, later Morgan) is a fictional character created by Jeff Lindsay for his book series about a sociopath named Dexter Morgan. She also appeared in the television seriesDexter, based on Lindsay's books. She was the girlfriend-turned-wife of Dexter in both mediums. Portrayed by Julie Benz, Rita was a series regular in the first four seasons until she was killed in the season four finale "The Getaway". The character made her last television appearance in 2010; appearing as a special guest star in Dexters season five opener entitled "My Bad". The character remains alive in the Dexter novels and has appeared in every book in the series. Rita never learns Dexter is a serial killer in either series.