There will always be spies. We have to have them. Without them we wouldn't have got Osama bin Laden - it took us years, but it happened.

I still don't have a publicist. If I'm in a film, you have an obligation to promote it, I'll do as much as I can.

Growing up in a particular neighborhood, growing up in a working-class family, not having much money, all of those things fire you and can give you an edge, can give you an anger.

Whats fascinating is that when you write a script, its almost a stream of consciousness. You have an idea that it means something, but youre not always sure what. Then when you get on the set, the actors teach you.

I had a guitar when I was 6 or 7, a plastic guitar with the Beatles' faces on it. It would be a collector's item now. It would fetch a hefty sum, I imagine.

So Harry Potter came in and it is nice that I have kids of the right age. I took them to London and they walked around the set and met Harry Potter and that is thrilling.

I think filmmaking should be a wonderfully free collaborative process, and it so very rarely is. I often see directors as jailers of my talent.