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".
Dexter (season 2)
Meanwhile, Dexter's relationship with Lila becomes closer as she shows him how to accept who he is. When Rita discovers Dexter spend an evening in a hotel with Lila, she breaks up with him and Dexter ends up sleeping with Lila for the first time. Dexter learns that Lila is a pyromaniac, at one point purposely setting fire to her apartment and feigning innocence to draw Dexter back to her. When she starts to follow him obsessively, he takes measures to distance himself from her, eventually foregoing their relationship. Realizing he is developing genuine connection to Rita and her children Astor and Cody, Dexter returns to them. Lila is furious and begins to track Dexter's movements, while also dating Detective Angel Batista. Dexter warns Batista that Lila is not to be trusted but he dismisses the concern. Later, Lila brings rape charges against Batista and tells Dexter she'll drop them if he returns to her. Debra investigates Lila and finds that she is in the country illegally, threatening her with deportation if she doesn't leave Miami.