<P> The 2008 -- 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 . </P>
where do the david tennant specials fit in
linked the programme 's fourth and fifth series