Click through for the list. Some may surprise you.
Also: the new season of Being Human (UK) premieres on US televisions Saturday, February 25 at 9/8c on BBC America.
Here’s the very first photo of Matt, Arthur, and Karen on set and in costume for Doctor Who Series 7!
Click the pic above to confirm their adorableness in high res.
There will be more Behind-the-Scenes from Doctor Who in the coming weeks thanks to the fine folks in Cardiff, so follow Doctor Who Official on Tumblr if you care about these things. If you don’t, we’ll assume that you’re probably a Cyberman and that you hate things like goodness and puppies.