Double-decker train at Marylebone Station, London.
M/S new double-decker railway coach. M/S steam engine shunting new carriage into station. C/U station master pointing. Exterior shot double-deck coach. We see people boarding coach, pan to M/S man sitting in coach. C/U man inside coach trying the window. Interior. Various C/Us people sitting in coach. Exterior M/S coach.
Amendment February 2012: A visitor to the website has provided some more information. The carriage shown in this clip is the mock-up for the forthcoming Class 4DD experimental electric multiple units on Southern Railways.