It'll be sad not to be Doctor Who anymore because that's an incredible thing to wake up in the morning and go, 'Oh, I'm still Doctor Who!' And you can go and blow up some monsters, and that's how you spend your day. And also when you walk around people don't see Peter anymore, he's not here, it's Doctor Who they see and he gets many more smiles than I do. It'll be sad to say goodbye.

If you actually have to engage with somebody who's superior to you and actually battle with them, struggle with them, I think it's more interesting, and funnier for the audience.

It'll be sad not to be Doctor Who anymore because that's an incredible thing to wake up in the morning and go, 'Oh, I'm still Doctor Who!' And you can go and blow up some monsters, and that's how you spend your day. And also when you walk around people don't see Peter anymore, he's not here, it's Doctor Who they see and he gets many more smiles than I do. It'll be sad to say goodbye.

There is no such thing as too much swearing. Swearing is just a piece of linguistic mechanics. The words in-between are the clever ones.

I'm pretty good for an old geek.

My family has to be very patient living with me, if you're playing a part that's not you. You have to get it right.

'Doctor Who' belongs to all of us. Everybody makes 'Doctor Who.'