Bloody foreigners. Untold Battle of Britain

This dramatised documentary recounts how, during the most decisive phase of the Battle of the Britain, a single squadron of 34 Polish fighter pilots wreaked havoc on the Luftwaffe, in the process helping to change the course of history and overturning RAF prejudices.

From 303 Squadron's bitter struggle for acceptance when they first arrived in the UK, to the crucial part they played in averting the German invasion, and their ultimate betrayal by the Allies, this unknown story is one of the most extraordinary episodes of World War II.