david upshal is a british television producer. his work includes "victorian farm", "victorian pharmacy", "edwardian farm", "wartime farm", "tales from the green valley", "tudor monastery farm", "the true face of war", "days that shook the world", "outbreak investigation", "tony benn: free at last", "gordon brown's missing billions", "summer of noise", "the gospel of gospel", "pilgrimage with simon reeve", "on tour with the queen", "lulu: something to shout about", "secrets of the castle", "the hunt for the arctic ghost ship" and the historical skills game show "escape in time", for which he is also credited as format devisor.