I don't know what's going to happen. I'm flavor of the month at the moment, but somebody else is going to roll around the corner in three months' time. I just want to keep working. I can't stop!

You know, it's amazing. I don't even have a car, would you believe it? I had a motorbike and it got stolen last year. So I've got to buy another one of those, I suppose. I can treat myself to that.

I came to Los Angeles and did auditions for television. I made a terrible mess of most of them and I was quite intimidated. I felt very embarrassed and went back to London. I got British television jobs intermittently between the ages of 23 and 27, but it was very patchy.

For me, addiction comes down to basically where a pattern of behaviour has developed and that pattern of behaviour is becoming a very damaging cycle. It's sort of damaging your relationships, friends or lovers, it's damaging your own personal health and it's damaging for you and your workplace.

If I'm playing a murderer, I don't go out and start murdering people.

Why not provoke some thought and get people talking about things? I like characters that are flawed because we all are. When people break up in a script, you think, Oh, right, there must be tears shed here. But maybe the fact of the matter is that they're both laughing.

We moved to Ireland when I was two and we settled in Killarney, Co Kerry. Where we were living in Germany is very industrial and very grey and my parents wanted to have countryside around for my sister and I to grow up in.