Moira Kelly (born March 6, 1968) is an American actress. She is best known for the role of Kate Moseley in the 1992 film The Cutting Edge, as well as single mother Karen Roe on the teen drama One Tree Hill, Dorothy Day in Entertaining Angels: The Dorothy Day Story,White House media consultant Mandy Hampton in the first season of The West Wing, and the voice of Simba's love interest Nala in The Lion King and its sequel The Lion King II: Simba's Pride. She also played Hetty Kelly and Oona O´Neill in Chaplin (1992).