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 Following the success of the 2005 series produced by Russell T Davies, the BBC commissioned Davies to produce a 13-part spin-off series titled "Torchwood" (an anagram of "Doctor Who"), set in modern-day Cardiff and investigating alien activities and crime. The series debuted on BBC Three on 22 October 2006. John Barrowman reprised his role of Jack Harkness from the 2005 series of "Doctor Who". Two other actresses who appeared in Doctor Who also star in the series; Eve Myles as Gwen Cooper, who also played the similarly named servant girl Gwyneth in the 2005 "Doctor Who" episode "The Unquiet Dead",