Just found "Bottle Shock" (2008) as a free movie on Amazon Prime. Starring the late, great Alan Rickman, a wonderful story on the French competition of French & Napa Valley wines (1975) that came back with California winning both the white & red categories. A fun watch!
The book it was based on is really a great read as well - the movie kind of condensed pieces of it into a story. I forget the name of the book, however. But it shouldn't be hard to find.
It was a fun movie - I knew (or have met at least) most of the real people involved in that exercise. I’ve been a fan of Chateau Montelena since its revival. I remember when they had the problem with the cloudiness in the Chardonnay...