World War Three (Doctor Who) World War Three (Doctor Who) "World War Three" is the fifth episode of the first series of the British science fiction television programme "Doctor Who" which was first broadcast on BBC One on 23 April 2005. It is the second of a two-part story which began with "Aliens of London" on 16 April. In the episode, set in London, the alien time traveller the Ninth Doctor (Christopher Eccleston) and his companion Rose Tyler (Billie Piper) team up with Rose's boyfriend Mickey Smith (Noel Clarke), her mother Jackie (Camille Coduri), and Member of Parliament Harriet Jones (Penelope Wilton) to foil the
The Doctor (Doctor Who) was to cast an actor in his mid-30s to 40s for the role of the Eleventh Doctor, despite casting Matt Smith, who is the youngest actor to ever have played the role. The actors who have played the lead role of the Doctor in the programme and the dates of their first and last regular television appearances in the role, are: Jodie Whittaker took over the role as the Thirteenth Doctor in the 2017 Christmas special. In addition to the above-listed actors, others have played versions of the Doctor for the duration of particular storylines. Notably, John Hurt guest starred