Natalie Dormer Cast In 'Hunger Games: Mockingjay' As Cressida

"Game of Thrones" star Natalie Dormer has been cast as Cressida in "The Hunger Games: Mockingjay Parts 1 and 2," this according to Lionsgate. Dormer plays Margaery Tyrell on the popular HBO series, and appears in the upcoming films "Rush" and "The Counselor." She also starred in "Captain America: First Avenger" and "W.E."