(BBC comedy series, 1968-77)

Episode 5.03: A Soldier's Farewell
In which the platoon goes to the cinema and Captain Mainwaring dreams he's Napoleon. There is a very unconvincing mock-up of a bus:

Episode 7.01: Everybody's Trucking
Mulleys Coaches 1931 Gilford AS6/Taylor registration DX9547 was driven by actor Felix Bowness in this episode. Mulleys supplied several vehicles throughout the series: