Roma (2018)

Alfonso Cuarón's autobiographical black-and-white masterpiece, documenting a domestic worker's life in 1970s Mexico City, stands as the most acclaimed Mexican film ever, outperforming #2 Amores Perros with a 96% Rotten Tomatoes score and earning 10 Academy Award nominations. It secured Oscars for Best Director and Best Foreign Language Film, plus the Venice Golden Lion, cementing its status as a global phenomenon. The film's immersive long takes, Cuarón's intimate camera work, and Yalitza Aparicio's breakthrough performance generated $14 million worldwide on a $15 million budget, making it the most discussed film of 2018 across 50+ countries.