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
By the sixth season, Harrison has grown old enough to enter preschool by the premiere. Now being babysat by Batista's sister Jamie, he does not seem to have endured any permanent psychological impact from his mother's death. He is often seen playing or being read to by Dexter, who calls him a "light" to his "darkness". Harrison undergoes an appendectomy in the fourth episode, causing Dexter to have a crisis of faith.