I always feel that when I come to Edinburgh, in many ways I am coming home.

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

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 knew with Snape I was working as a double agent, as it turns out, and a very good one at that.

England in the '60s and the '70s was everything that history has said; it was phenomenally exciting, musically.

Every so often you read a play and a character just speaks to you - almost seems to speak through you, in fact.

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.