By Mark
Episode Title: 42

Duration: 45 minutes and 23 seconds

Written by: Chris Chibnall

Directed by: Graeme Harper

Transmission Date: 19th May 2007

Ratings: 7.4 million

Synopsis: In a distant galaxy, a spaceship hurtles out of control towards a boiling sun with the Doctor and Martha trapped on board, as Russell T Davies' Doctor Who continues. They've only got 42 minutes to uncover the saboteurs, but, with a mysterious force starting to possess the ship's crew, the Doctor is running out of time.

Cast List: The Doctor - David Tennant
Martha Jones - Freema Agyeman
Francine Jones - Adjoa Andoh
Kath McDonnell - Michelle Collins
Riley Vashtee - William Ash
Orin Scannell - Anthony Flanagan
Korwin McDonnell - Matthew Chambers
Abi Lerner - Vinette Robinson
Dev Ashton - Gary Powell
Erina Lessak - Rebecca Oldfield
Sinister Woman - Elize du Toit
Count down voice - Joshua Hill