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.
Doctor Who: Behind the Sofa (Season 1)
Robot (Episode 1)
Air date: 2018-07-02
Runtime: 45 min
The Ark in Space (Episode 2)
Air date: 2018-07-02
Runtime: 38 min
The Sontaran Experiment (Episode 3)
Air date: 2018-07-02
Runtime: 18 min
Genesis of the Daleks (Episode 4)
Air date: 2018-07-02
Runtime: 44 min
Revenge of the Cybermen (Episode 5)
Air date: 2018-07-02
Runtime: 32 min
