Given that Jacques Tati's films are largely mimed, an understanding of French isn't necessary to enjoy them, Atheist!
Similarly, along as one can read subtitles, you only need to understand xenophobia and racism (and to have the ability to laugh at it) to fall about in mirth at the antics of the characters in Dany Boon's wonderful 'Rien à Déclarer'. It's a film that only the French could make but its humour transcends nationality:
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