Jenna Marshall is a fictional character created by I. Marlene King for the Freeform television series Pretty Little Liars and portrayed by Tammin Sursok. Based on the character Jenna Cavanaugh by Sara Shepard from the book series. Although in the novels Jenna is murdered in Heartless, in the show she is still alive. Jenna is a major recurring character in the first five seasons, acting as a member of the A-Team, while being absent for the sixth, and returning in the seventh, working as a helper to Uber A.