Opening scene, Schultz fumbles a box labeled "handtücher". That is German for " hand towel".
This is Bob Garrett's only guest appearance in the series. He plays Corporal Kohler, who only appears in this one episode. Corporal Kohler has three chevrons on his sleeve, meaning he is a HauptGefreiter, or Senior Corporal, the highest of the corporal ranks in the German armed forces.