Now and Then was a multi-episode 2|entertain documentary looking at the filming locations of Doctor Who stories. It looked at the locations at the time of filming and then looked at them in the present. Episodes of Now and Then were released on the DVD of the serial they featured. This episode is based on S14E1-6 'The Talons of Weng-Chiang' and is found on the box set 'Doctor Who: The Collection - Season 14'