We're all stories, in the end. Just make it a good one, eh?

The majority of romantic comedy movies have nothing to do with love, but everything to do with infatuation.

Lyrical content is very important to me. I'm always trying to make sure the lyrics and music complement each other perfectly.

I am a fancy dress grump, to be honest.

It's been four years. It's been the best four years. It's been wonderful, it's been a privilege to work under Steven Moffat. But I think when you gotta go, you gotta go It's sad, I'm going to miss it. I'm going to miss Comic-Con as well. It wasn't an easy decision, but I dunno, you can't play it forever. And, look, they'll get someone amazing and brilliant, and that's the great thing about the show. It continues, and it will get bigger and better. And you'll forget about me.

I got injured when I was a kid, and it prevented me from becoming a footballer.

At university I had a big coloured scarf and people would often say, 'All right, Doctor Who?' And, I thought, I rather liked that notion.