Company Credits
Production Companies
- British Broadcasting Corporation (BBC) (as BBC)
- Tiger Aspect Productions
- WGBH (as WGBH Boston)
Distributors
- British Broadcasting Corporation (BBC) (2004) (UK) (TV) (original airing)
- BBC Video (2006) (USA) (DVD)
- RTL Klub Televízió (2008) (Hungary) (TV) (original airing)
- AXN Mystery (2010) (Japan) (TV)
- Just Entertainment (2007) (Netherlands) (DVD)
Other Companies
- Canadian Broadcasting Corporation (CBC) (with thanks to) (as CBC)
- Casting Collective (extras casting) (uncredited)
