NEWS: Doctor Who Christmas Special 2012 to Feature Unusual Guest Star

The BBC has announced a special - and rather unusual - guest star for the Doctor Who 2012 Christmas Special.



Warning: There may be potential spoilers ahead





Withnail and I star Richard E. Grant will be joining the cast for the Christmas Special, which begins filming today. Grant is described as playing ''the villain'' in the special, which also introduces the Doctor's new companion (