Mission of the Shark: The Saga of the U.S.S. Indianapolis
Starring Stacy Keach, Richard Thomas, Steve Landesberg, Don Harvey, Robert Cicchini, David Caruso, Bob Gunton, Cary-Hiroyuki Tagawa, Jeffrey Nordling, Tim Guinee
It's a action & adventure and drama movie, and has a rating of 6.3 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Italy.