Written by: Helen Raynor
Directed by: Douglas Mackinnon
First transmitted on: Saturday 3rd May 2008
Running Time: 44'30"
Setting: Earth, 2009.
Filming: Filming this two-parter took place in and around Cardiff. Production began in September 2007 and lasted for 5 weeks.
- Rose Tyler (Billie Piper)
- Martha Jones (Freema Agyeman)
- General Stall (Christopher Ryan)
- Colonel Mace (Rupert Holliday-Evans)
- Captain Price (Bridget Hodgson)
- Commander Skorr (Dan Starkey)
- Wilfred Mott (Bernard Cribbins)
- Sylvia Noble (Jacqueline King)
- Luke Rattigan (Ryan Sampson)
- Ross Jenkins (Christian Cooke)
- Private Harris (Clive Standen)
- Private Gray (Wesley Theobald)
- Female Student (Meryl Fernandes)
- Male Student (Leeshon Alexander)
- Kirsty Wark (Herself)
- US Newsreader (Lachele Carl)
- Lieutenant Skree (Jack Streed)
Viewing Figures: 6.5million