Emma Dumont (born Emma Noelle Roberts, November 15, 1994) is an American actress, model, and dancer. She is best known for her role as Melanie Segal in the ABC Family series, Bunheads. In 2014, Dumont landed series regular roles (lead) in two NBC television pilots one of which went to series - the historical-drama series Aquarius. Emma plays Emma Karn on Aquarius opposite David Duchovny.