Passport to Pimlico

Passport to Pimlico (1949) is a comedy directed by Henry Cornelius rated 6.9/10.

When an unexploded WWII bomb is accidentally detonated in Pimlico, it reveals a treasure trove and documents proving that the region is in fact part of Burgundy, France and thus foreign territory. The British government attempts to regain control by setting up border controls and cutting off services to the area.