Meglos
HAVE A NECTARINE, GONK
Funny how there's never any talk of the Doctor being black, or not that I've read anyway.
I remembered reading a little bit of speculation, I googled and found this http://www.digitalspy.com/tv/doctor...lack-actor-offered-the-part-of-tvs-time-lord/
Any of those would be fine by me, as long as he (yes, I do think a sex change is not necessary) was a good actor, which they all have been so far.