Any actor worth his salt has a responsibility to reinvent himself from part to part.

As an actor, you'll have ten parts in 2015 - eight of them will go to the other actors above you and two of them you might be close to, and you try to make them as good as you can.

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.

Amy Pond is, er...I've sort of fallen in love with Amy Pond.

Any actor worth his salt has a responsibility to reinvent himself from part to part.

Nothing can prepare you for the changes that take place in your life - for the changes, not only in my life, but my family's. Nothing can prepare you for the enormity and the transition that you go through.

Directing made me realise what I do as an actor that's extraneous, it focuses your mind on story, story, story.