Castles in the Sky England, while the storm clouds of Nazism menace Germany. Robert Watson Watt and a team of eccentric and brilliant meteorologists struggle to turn the mere idea of radar into a functional reality. Details Casts Videos Galleries Posters Title Castles in the Sky Release Date 2014-10-07 Runtime 01 Hours 30 Minutes Genres Drama History TV Movie War Production Companies Black Camel Pictures, BBC, Hero Productions, The Open University Production Countries United Kingdom Eddie Izzard... Robert Watson Watt... Laura Fraser... Margaret Watson Watt... Lesley Harcourt... Secretary Helen... Alex Jennings... Henry Tizard... David Hayman... Frederick Lindemann... Julian Rhind-Tutt... Albert Rowe... Karl Davies... Arnold 'Skip' Wilkins... Celyn Jones... Edward 'Taffy' Bowen... Iain McKee... Higgy... Tim McInnerny... Winston Churchill... Trailer (Trailer) Original Size (1920x1080) Original Size (1880x2820) Original Size (1880x2681)