The Golden Age of Comedy
Starring Stan Laurel, Oliver Hardy, Ward Wilson, Will Rogers, Carole Lombard, Jean Harlow, Ben Turpin, Harry Langdon, Charley Chase, Billy Bevan
It's a documentary and comedy movie, and has a rating of 7.2 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Italy.