The Dreamers (2003) is not background noise. It is a film that demands your full attention. The interplay between what is said in English and what is whispered in French creates a tension that mirrors the political tension of 1968.
Before you watch the entire film, jump to the 12-minute mark. This is the scene at the Cinémathèque where the policeman speaks French to the crowd. If the subtitle appears exactly when the officer starts speaking, you have a good file. If it is delayed, delete it. The Dreamers 2003 Subtitles