Natalie Dormer appeared on Good Morning America to talk about her role as Cressida in The Hunger Games: Mockingjay Part 1, and her half-shaved head look was mentioned, of course.
In the full interview, she expands on her role as the director of their Star Squad team, in which they show a little clip of a scene.
You can check out the complete interview here, which she also talks about her role as Margaery Tyrell in HBO’s Game of Thrones.
(Source)