Flying Fortress (film) one of the few British studios to operate during the Second World War, produced "Flying Fortress" as part of a series of patriotic films aiding the war effort. Warner received co-operation from the Air Ministry, with facilities at RAF Polebrook being provided, along with a Supermarine Spitfire, Bristol Blenheim, and three early Boeing B-17Cs (Fortess Is in RAF service) from No. 90 Squadron RAF, released for use in the production. A number of shooting miniatures were also created, including scale Fortress Is. The burning engine fire depicted at the conclusion of the film is based on an actual World War
Boeing B-17 Flying Fortress misgivings by the RAF that attempts at daylight bombing would be ineffective. As use by Bomber Command had been curtailed, the RAF transferred its remaining Fortress I aircraft to Coastal Command for use as a long-range maritime patrol aircraft, instead. These were later augmented in August 1942 by 19 Fortress Mk II (B-17F) and 45 Fortress Mk IIA (B-17E). A Fortress from No. 206 Squadron RAF sank U-627 on 1942, the first of 11 U-boat kills credited to RAF Fortress bombers during the war. The RAF's No. 223 Squadron, as part of 100 Group, operated a number of Fortresses equipped