11/13 The Doctor discovers a Slitheen is behind a plan to build a power station in Cardiff.
13/13 The Ninth Doctor's final episode is an epic encounter with the Daleks.
10/13 'Are you my mummy?' The Child's plague is spreading throughout wartime London.
12/13 The Doctor, Rose and Captain Jack have to fight for their lives on board the Game Station.
9/13 Homeless children in wartime London are terrorised by an unearthly child.
8/13 Rose witnesses the day her father died, but interfering leads to terrible consequences.
7/13 The Doctor investigates a strange satellite, and Adam's skills as an assistant are tested.