Doctor Who spin-offs the charity's 2005 appeal. This starred David Tennant as the Tenth Doctor and Billie Piper as Rose Tyler, and filled in a gap between the episodes "The Parting of the Ways" and "The Christmas Invasion". A third Children in Need special, but one that was part of the series' continuity, was produced for the charity's 2007 appeal. "Time Crash" starred David Tennant as the Tenth Doctor and Peter Davison as the Fifth Doctor, and filled in a gap between the episodes "Last of the Time Lords" and "Voyage of the Damned". This takes part directly after Martha leaves the TARDIS,
Doctor Who (series 1) the BBC. Davies voluntarily wrote a pitch for the series, the first time he had done so; he previously chose to jump straight to writing pilot episodes because he felt that a pitch would "feel like [he's] killing the work". The fifteen-page pitch outlined a Doctor who was "your best friend; someone you want to be with all the time"; the eighteen-year-old Rose Tyler as a "perfect match" for the new Doctor; avoidance of the forty-year back story "except for the good bits"; the retention of the TARDIS, sonic screwdriver, and Daleks; removal of the Time Lords; and also a