Photos of Nude and Sexy Nadia Hilker (Nita from Allegiant). Nadia Hilker is a German film and television actor. Age 27 (december 1, 1988). Height 173cm. She starred in various TV Series since 2010. But her first famous role was a Louise in the film Spring (2014). In 2016 we will see her as sexy Nita in The Divergent Series: Allegiant.