Peter Butterworth beyond the camp grounds. He was subsequently sent to Stalag Luft III, near Sagan, the scene of "The Great Escape". Whilst at Stalag Luft III he met Talbot Rothwell, who later went on to write many of the Carry On films in which Butterworth was to star. Rothwell and Butterworth formed a duet and sang in the camp shows, where booing and catcalls covered the sounds of an escape tunnel being dug by other prisoners. Butterworth was one of the vaulters covering for the escapers during the escape portrayed by the book and film "The Wooden Horse". Butterworth later auditioned
Stalag Luft III followed a practice whereby the different branches of the military were responsible for all POWs of equivalent branches. Hence the "Luftwaffe " was normally responsible for any Allied aircrew taken prisoner. This included captured naval aviators, such as members of the British Fleet Air Arm. In a few cases, other non-air force personnel were also held at "Stalag Luft III". "Stammlager Luft" (literally "Main Camp, Air") was "Luftwaffe "nomenclature for a POW camp. While the camp initially held only POWs who were officers, it was not known by the usual terms for such camps – "Offizier Lager" or "Oflag". And