where do the david tennant specials fit in
Doctor Who (2008–2010 specials) The 2008â€“2010 specials of the British science fiction television programme Doctor Who are five specials that linked the programme's fourth and fifth series. They began on 25 December 2008 with "The Next Doctor" and concluded on 1 January 2010 with Part Two of The End of Time. They saw the departure of David Tennant as the Tenth Doctor.