Der Pauker
Starring Heinz Rühmann, Wera Frydtberg, Gert Fröbe, Bruni Löbel, Ernst Fritz Fürbringer, Hans Leibelt, Klaus Löwitsch, Peter Vogel, Peter Kraus, Walter Sedlmayr
It's a drama and comedy movie, and has a rating of 6.5 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Italy.