I never talk about 'Harry Potter' because I think that would rob children of something that's private to them. I think too many things get explained, so I hate talking about it.

I was 7, and I remember being given a part in a play and thinking, This is exciting.

You try to find things that are challenging and interesting and hopefully it will be the same to the audience.

It's a nightmare to sit and watch a film that I'm in. There's a horrible inescapability to it.

Acting is mostly about listening. If you just focus in on what the other person is saying, acting takes care of itself to quite a large extent.

I never expected to have any kind of film career, to be honest. It was all a bit of a surprise. But I was in a big hit play on Broadway. America, as many people will say, says yes more often than we do. And so I was suddenly surrounded by people saying yes. But I was aware that was 'cause of what I was in. It had a big impact.

Los Angeles is not a town full of airheads. There's a great deal of wonderful energy there.