jenna lee dewan tatum (born december 3, 1980) is an american actress and dancer. she began her career as a backup dancer for janet jackson. later she worked with artists including pink, missy elliott, and christina aguilera. she is known for her role as nora in the 2006 film "step up" for which she won a teen choice award. she has also starred on the short-lived nbc series "the playboy club". tatum had a recurring role on the fx series "". she was freya beauchamp on the lifetime series "witches of east end". dewan has been married to actor channing tatum since 2009, and divorced in 2019.