Die goldene Gans
Starring Hans Clarin, Hans Elwenspoek, Klaus Havenstein, Ruth Kappelsberger, Wolfried Lier, Thea Aichbichler, Viktor Afritsch, Claudia Bethge, Nora Minor
It's a family and fantasy movie, and has a rating of 7.4 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Italy.