Some people say Dylan Thomas mischievous, he's a child, and other people say he's quite demonic. I don't think we should dictate about him, if that's your view of him, that's wonderful, but it's great to know that other people think differently.

You already feel unsure of yourself, and then you see your worst fears in print. It really knocked me - which is why, I think, I was working, working, working, because I was trying to run away from the fact that I thought I couldn't do it.

I enjoy doing an action scene. I'm not a purist as far as films go. If you want to do sex, great. As long as you do it well.

It's a tricky one when you're playing somebody who is mad. There's often the big actor's question, if you're playing a part like that: do you take it to be an internalized thing, pull the audience in, or do you go full-out, and kind of present it as quite a shocking thing?

I've got a lot of experience with anorexia - my grandmother and great-grandmother suffered from it, and I had a lot of friends at school who suffered from it. I know it's not something to be taken lightly and I don't.

It's an interesting thing when you discover something about yourself. To go: 'Wow, I'm not the person I thought I was. I'm in the middle of something and I can't actually deal with it.'

Empathy is the main thing, putting yourself in somebody else's shoes and trying not to judge.