The Mystery of Natalie Wood
Starring Justine Waddell, Michael Weatherly, Matthew Settle, Colin Friels, Elizabeth Rice, Grace Fulton, Grace Caroline Currey, Robert Taylor, Alice Krige
It's a drama and mystery show, and has a rating of 6.9 out of 10 from Imdb which is usually fine for this kind of show.
Watch it here
Not found streaming from Italy.