(1958, Dermot Walsh, Susan Shaw, Kenneth Griffith)

Slight story set around a fare dodging bank clerk.
An excellent view of London Transport 654 (DLY654), a 1937 all Leyland F1 trolleybus, on route 607:

The bank clerk in question fails to pay his fare on AEC RT RT1181 (JXC489) on route 12, and is found out when challenged by an inspector:

On a later occasion he tries to board the same bus, but realises it also has the same conductor, so slinks away to catch the train:

On a third occasion he joins the queue, with a London Transport T-class AEC Regal in the background. The conductor spots him and he runs off: