That's Dancing!
Starring Mikhail Baryshnikov, Ray Bolger, Sammy Davis Jr., Gene Kelly, Liza Minnelli, Fred Astaire, Jennifer Beals, James Cagney, Cyd Charisse, Dan Dailey
It's a documentary and music 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 Chile.