Stalag Luft III it as a longer third-person narrative under the title "The Wooden Horse", which was filmed as "The Wooden Horse" in 1950. He included many details omitted in his first book, but changed his name to "Peter Howard", Michael Codner to "John Clinton" and Oliver Philpot to "Philip Rowe". Williams also wrote a prequel, "The Tunnel", an extended study of the mentalities of life as a prisoner of war. Although not an escape novel, it shows the profound urge to escape, and explores the ways that camp life affected men's emotions. Paul Brickhill was an Australian-born Spitfire pilot, shot down in
Stalag Luft III and were only equipped with the most basic fake papers and equipment. The prisoners waited about a week for a moonless night, and on Friday 24 March the escape attempt began. As night fell, those allocated a place moved to Hut 104. Unfortunately for the prisoners, the exit trap door of Harry was frozen solid and freeing it delayed the escape for an hour and a half. Then it was discovered that the tunnel had come up short of the nearby forest; at 10.30 p.m. the first man out emerged just short of the tree line close to a guard