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 I when 200 RAF NCOs from Stalag Luft III were moved there. From 1943, American POWs were sent to the camp. On 30 April 1945, the prisoners were ordered to evacuate the camp in the face of the advancing Soviet Red Army, but the Senior American Officer, Colonel Hubert Zemke, refused to give the order. After negotiations between Zemke and the commandant, it was agreed that to avoid useless bloodshed the guards would go, leaving the POWs behind. The next day, the first Soviet troops arrived. The Soviet troops treated German civilians in the area badly, but American and Commonwealth personnel