South Korean satire Parasite scored a stunning upset and made Oscars history when it won the Best Picture award– the first film in a foreign language to do so. Oscar's watchers had considered the Best Picture category a three-way race between independent social satire Parasite, British director Sam Mendes' immersive World War One movie 1917 from Universal Pictures, and Quentin Tarantino's love letter to show business, Once Upon A Time In Hollywood, from Sony Pictures.