Watch Series: War Above The Trenches Released in (2018) - Season 1 The TV Series categorized in Documentary, and content rating 1h 28min with duration 60 min broadcasted as these networks Sky History, History (UK), Streamed at Putlocker & directed by Stephen Saunders. The story of the bitter struggle for air superiority over the trenches during WWl. A time when the aeroplane become a killing machine. This documentary follows the birth of the Royal Flying Corp, their evolution and their quest to control the skies during the conflict of the First World War. - Season 1