American actress and dancer. She began her career as a background dancer for artists including Missy Elliott, Janet Jackson, and Christina Aguilera. She is best known for her role as Nora in the film Step Up. She has also appeared in the short-lived NBC series The Playboy Club and had a recurring role on the FX series American Horror Story: Asylum. Dewan-Tatum has been married to actor Channing Tatum since 2009 and currently stars on the Lifetime series Witches of East End.