Home People Diane Duane Diane Duane movies Diane Duane movies Diane Duane Movies (4) The Lost Future (2010) As Teleplay. She was 58 years old Barbie: Fairytopia (2005) As Writer. She was 52 years old Ring of the Nibelungs (2006) As Screenplay. She was 53 years old Die Nibelungen - Liebe und Verrat (2004) As Screenplay. She was 51 years old
