The Smallest Show on Earth, released in 1957, depicts a young couple, plucked from their day jobs in the south of England, and required to operate a failing cinema in the north Midlands. The result is a gentle, fish out of water, Ealing-style comedy.

But what does it tell us about cinemas and cinema-going in post-war Britain?

Featuring historians Dr Morris Brodie and Dr Sam Manning, author of 'Cinemas and Cinema-going in the United Kingdom: Decades of Decline 1945-1965'.