Behind the Sofa was a series of videos included in each release of The Collection Blu-ray sets featuring cast and crew members from the show watching serials from the correspondent season.
Janet Fielding
Self
79 episodes
Sarah Sutton
Sophie Aldred
53 episodes
Colin Baker
46 episodes
Wendy Padbury
43 episodes
Katy Manning
37 episodes
Peter Davison
36 episodes
Matthew Waterhouse
34 episodes
Nicola Bryant
Bonnie Langford
25 episodes
