Terrorism is a word that's bandied around a lot at the moment, and the more we use it, the less it means; and the more we use it, the less we have to ask ourselves why someone is doing these things. The important thing is to ask why.

I was really shocked when all these DVDs came with interviews, ... It was a great preparation.

They're angry. That's why they did it, I think.

When you don't see an actor's face, it forces you to listen to what he has to say. What was important to me was that the ideas came through.

He made the right move. You have to make sure you've got the project you really want to do. If you make three great films in your life, that's fantastic. Better than making six crap ones.

They were familiar with me and my capabilities, what I can and can't do. I understand them and they understand me. I read the script twice I think. The real challenge is acting beneath that mask.

It's a political piece. It is full of ideas and that's the reason I was drawn to it. The central issue is fear and to what extent people living in fear should or should not take responsibility for their own lives, and it is also about governments not being responsible to their own people.