The Junkers 87 Stuka dive bombers used in the film are model airplanes filmed in Malta, the only ones not real (the Percival Prentice aircraft which had been modified to represent Junkers 87 aircraft were found to be too dangerous to use). Their dive-bombing technique is not very real: Stukas will usually dive to 60-90ΓΒΊ and release their bombs while diving (not pulling up).
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