- Country: UK, USA
- Genres: Adventure, Drama, Sci-Fi
- Release: 2008-04-25
- Director: James Strong
- Writers: Russell T. Davies
- Language: English
- Stars: David Tennant , Catherine Tate , Billie Piper , Sarah Lancashire , Bernard Cribbins , Jacqueline King , Verona Joseph , Jessica Gunning , Martin Ball , Rachid Sabitri
- Runtime: 48 min
- Awards: N/A
- AKA: Partners in Crime (United Kingdom)
- Plot:
With a new weight-loss pill tested in London by Adipose Industries, The Doctor goes to investigate the sinister truth behind the product, only to find out that his old friend Donna Noble is investigating as well.
- IMDB:tt1159991
Doctor Who Season 4 Cast
James Strong
Director
David Tennant
The Doctor
Catherine Tate
Donna Noble
Billie Piper
Rose Tyler
Sarah Lancashire
Miss Foster
Bernard Cribbins
Wilfred Mott
Jacqueline King
Sylvia Noble
Verona Joseph
Penny Carter
Jessica Gunning
Stacey Harris
Martin Ball
Roger Davey
Rachid Sabitri
Craig Staniland