You suddenly find yourself somewhere and you wonder, how did I get in this room? That happens to me all the time, every day!

I'm always nervous taking on a period role because it's difficult to research - you can't observe it, go out and see it. But it's satisfying because eventually you think, 'I got there.

I'm not going to get an Oscar at 30 - that's done. So I'll think of something else.

I like doom and gloom with a sense of humour. Maybe it's a Scottish thing, we like to undercut indulgence with a laugh.

When I'm doing theatre, I feel like my life's on hold. Even though you might go out for a coffee, or go and see a film, your brain is still there, pulling you back to it.

You suddenly find yourself somewhere and you wonder, how did I get in this room? That happens to me all the time, every day!

I never get the tall, blonde, glamorous roles because I'm not tall, blonde and glamorous. I'm more the wee, disturbing characters because of the way I look or sound.