And trust. It takes a long time to trust someone. You work with people, anybody you dont know, it takes about a films length to get to know each other. Then if you move on, you have to start right back at the beginning. But if you carry on together and try doing different things, you can all grow together.

Sometimes I go, “What am I doing with my life?” But then I get letters from young women, or people come up to me, and they say, “You’ve made such a difference to my confidence.” And that is a good thing. I should read more fan mail though. I’m crap at responding.

You learn to rely on a few basic movements and use your voice to the greatest extent possible to convey your emotions. So there was a technical challenge there and a responsibility to create a character from behind the mask.

I love changing what I look like because I always feel super strange whenever I do watch something that I'm in.

It was a challenge to be able to create a character without being able to use one's normal set of expressions. All the rubber and makeup attached to your face left you with only a modest range of facial movements.

And trust. It takes a long time to trust someone. You work with people, anybody you dont know, it takes about a films length to get to know each other. Then if you move on, you have to start right back at the beginning. But if you carry on together and try doing different things, you can all grow together.

When you're up for an Oscar, you just get offered everything. It's fantastic, but a lot of it you're completely inappropriate for.