The Last Adventure
Les Aventuriers (original)
Two adventurers and best friends, Roland and Manu, are the victims of a practical joke that costs Manu his pilot's license. With seeming contrition, the jokesters tell Roland and Manu about a crashed plane lying on the ocean floor off the coast of Congo stuffed with riches. The adventurers set off to find the loot.
Starring Alain Delon, Lino Ventura, Joanna Shimkus, Serge Reggiani, Hans Meyer, Jean Darie, Jean Trognon, Odile Poisson, Irène Tunc, Valéry Inkijinoff
It's a drama and romance movie, and has a rating of 7 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from United States.