The violence at the end is about personal torture.

As a director, your job can range from having to lean on someone to get a performance out of them, to someone being so built for the part that all you have to do is make them feel confident and comfortable and assured of what they're actually doing, and you just wind them up and watch them go.

Every kid comes to a point in his life, where you listen to your Dad, but then you go into the street and you start listening to the views of other people. You're looking for role models. It's like that moment when you step out.

There were more people against going into Iraq than there were going into the Falklands... but the shame I carry as a British resident, was that it was a war handled in the media as if it were a World Cup summer. Like when England go into the World Cup, there are Union Jacks on the papers, and you can look at headlines from the time and it sounded just like that. Ultimately, I was privy to footage from ITN archives - that wasn't shown on television - of the people we were fighting, and it was shameful. It was bullying. It was really horrible. How could we have been proud of winning that?

Bullying and violence that exists in someone can also be inherent in a nation without us knowing it.

I haven't forgotten what it was like to be a kid; especially a misunderstood one

You have to make a film and make it interesting, so you can't have a shot of you cleaning your teeth just because you did that. It's boring!