Secret Spitfires - Britain's Hidden Civilian Army

September 1940: In the midst of the Second World War, The Luftwaffe unleashed a series of devastating raids on Southampton, all but destroying its Spitfire factories.

But production didn-t stop. Instead, manufacturing of this iconic fighter moved underground, to secret locations staffed by women, children and non-combatant men. With little engineering experience between them, they built a fleet of one of the greatest war planes that has ever existed.

This is their story.