Desperate Housewives' was a good experience, though, as I got to play the bad guy for once. My only complaint was they had me in a lot of sweaters.

Never apologize for being nerdy, because un-nerdy people never apologize for being assholes.

You know, every year 'Torchwood' has become something a little different than it was before. It's still sci-fi, but it doesn't just deal with spaceships and aliens all the time, because we've done that. Our science fiction is more psychological.

I was the one who taught my sister and my niece how to walk in high heels.

My humour and my work ethic definitely come from my Scottish side, and I have to say the sense of humour doesn't really translate when I'm in America.

If you put a label on yourself, people will pigeonhole you.

I trust the [series] writers when I'm filming, because it's interesting for me to go in every week and see what's going to happen, and the challenge for me as the actor is to make it work.