My kids love it. I thought I was the coolest dad in the world when I got to be in a Bond film, but 'Harry Potter', too? Well, I think I qualify for a medal for exceptional parenting or something, don't you?

See, what you're meant to do when you have a mid-life crisis is buy a fast car, aren't you? Well, I've always had fast cars. It's not that. It's the fear that you're past your best. It's the fear that the stuff you've done in the past is your best work.

Believe me, my children have more stamina than a power station.

I think the shocking thing to discover is the owls are not stupid and very feral, very hard to train.

When you are new to the business, you think if you give a really bad performance, that's one they will print. You will be judged. You just have to be brave.

I've got two young kids. I don't know what the future holds.

The interesting thing about Hain is that he's not a very interesting character. He's not fabulously clever. He's not a great policeman. He's not hugely charismatic. I'd describe him as a kind-of Chekhovian character. He's an ordinary bloke, to whom extraordinary things have happened. Which is quite hard to play, I have to say.