From Leonard Maltin's film encyclopedia (actually lifted from IMD

:
'The French critics-and public-came to revere Lewis during this period, and hailed The Nutty Professor (1963), a comic Jekyll and Hyde story, as his masterpiece'
I thought it was 'a well known fact'(TM) that the french (in general) loved Jerry Lewis & his style of comedy. Perhaps it's a generational thing that has worn off in the interviening years. But, obviously, I bow to your knowledge
