( Spoilers/Speculation )

( spoilers for The Name of the Doctor )

( Iconic Casting? )

( Speculative spoiler under the cut )

At the moment, this is potentially speculative, and the info comes from an as yet un-aired interview with Steven Moffat for BBC Radio 5. But, according to DoctorWhoTV, Mr Moffat has said the following about the new companion:

( Speculative spoilers under the cut )

( Truth Or Epic Trolling? )

( Speculation Folks )

Mere minutes into the first day of filming for Series 7, and it looks like we might have just uncovered our first guest star.

( Put behind a cut just in case people want to be surprised )

( Speculation Only )

( Not Spoilers, Purely Speculation )