Shailene Woodley heads the cast of new movie 'Divergent'.
Like 'The Hunger Games' it's set in a dystopian future, but this one categorises young people into factions based on their virtues.
However, certain people are divergent, meaning they just don't fit in to any faction and as such, their lives hang in the balance.
The movie had its world premiere in Los Angeles, where Woodley was in high spirits about the action movie which tested the boundaries of her imagination.
SOUNDBITE: Actress, Shailene Woodley, saying (English):
"With a green screen, you're literally being like a child again pretending that like the floor is on fire and there's like hot lava on the floor, you know. You've got to completely surrender to your imagination, which is really fun and exciting and also foreign for an adult to like really let all of your guards down and be like, "all right, I'm going to pretend like something is happening and three hundred people are going to watch me
