Claudia and Anna join Anna's lover, Sandro, on a boat trip to a remote volcanic island. When Anna goes missing, a search is launched. In the meantime, Sandro and Claudia become involved in a romance despite Anna's disappearance, though the … Gabriele Ferzetti, Monica Vitti, Lea Massari, Dominique Blanchar, Renzo Ricci, James Addams, Dorothy De Poliolo Added on HBO 2023-07-15. Youtube Trailer