Herr Flick and von Smallhausen are interrogated by the general for impersonating army officers but released on the orders of Himmler - thanks to Helga. A party of intelligence officers are visiting and the Resistance plan to hi-jack their car,steal t... (more)heir uniforms and that way infiltrate the château to get the airmen out. René and Edith are the reluctant 'intelligence officers' but the plan works fairly well until the couple find themselves handcuffed to the airmen whilst the key to unlock them is in Berlin.