Upstairs, Downstairs: The Complete Series - 40th Anniversary Collection
- DVD Release Date: March 29, 2011
- 21 Discs
- 3250 minute run time
- Special Features
- 25+ Hours of New Bonus Material
- The Making of Upstairs, Downstairs
- 25th Anniversary Retrospective "Upstairs, Downstairs Remembered" including
- interviews with the stars, composer, and editor alternate pilot episode
- Essay by star and cocreator Jean Marsh
- 24 Episode Commentaries
- SDH subtitles