Jennifer Carpenter
Jennifer Leann Carpenter (born December 7, 1979) is an American actress. She is known for playing Debra Morgan, the adoptive sister of the title character of the Showtime series "Dexter", for which she earned a Saturn Award in 2009, and also for playing Rebecca Harris in the CBS television series "Limitless".
List of Dexter characters
In season 7, Harrison is missing from a few episodes while he is staying with his half-siblings, Astor and Cody, in Orlando with their grandparents. Harrison appears to bond some with Dexter's then-girlfriend and fellow serial killer, Hannah McKay.