I was terribly shy when I was growing up, I really wasn't confident with other people and I think I was always afraid of up or not being this very cool, amazing person that I wanted to be.

I'm always sort of anticipating life being difficult, but on a basic level, that's sort of on the surface, on a basic level, I'm optimistic in the sense that I think it's all going to be alright in the end.

I spent a lot of time with a real detective, a lady detective inspector who was the only female detective inspector in the whole of East London. She and I hung out a lot. She showed me what she did and I spent time with her. So, [she was] a lot of the inspiration for the way I dressed and sometimes the dialogue in those interview scenes where we're cross examining and questioning the youths and trying to get a confession out of them.

It's dangerous talking about yourself too much because you find yourself talking in sound bites.

So far I haven't really been prominent enough to get critical attention focused on me. So, of course, I fully expect bad reviews, but I will be wracked with misery as a result.

Despite being extremely professional, Michael Caine has a giggle which was lethal for me because once you catch his eyes, once you realize the other person is a giggler too, it's curtains.

Lots of people there seemed to be in denial, in absolute denial, of death - everybody's pretending that death doesn't happen in L.A.; if you do enough exercise and take enough wheatgrass and have your pill every day, you might not die.