Had the UK been attacked with nuclear weapons, the ROC, from their protected underground bunkers, would have monitored where the bombs had fallen and how the subsequent deadly fallout might have affected the country.
TOCSIN BANG (from the codeword triggering the British response), tells the story of the Corps through the eyes of the Observers.
Formed in 1925 in the South East of England, and expanded to cover more of the country throughout the 1930s, the Observer Corps acted as the Eyes and Ears of the RAF. Sentinels of Britain tells this wartime story of the Royal Observer Corps, told by its members, the Observers who were there.
Running time approx 155mins