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 later camp expansions added compounds for non-commissioned officers (NCOs). The first compound (East Compound) of the camp was completed and opened on 21 March 1942. The first POWs, or , as they called themselves (from "Kriegsgefangene"), to be housed at Stalag Luft III were British and other Commonwealth officers, arriving in April 1942. The Centre compound was opened on 11 April 1942 and originally held British and other Commonwealth NCOs; by the end of 1942, however, they were replaced by USAAF personnel. The North Compound for British airmen, (where the "Great Escape" later occurred) opened on 29 March 1943. A