What actress, born on August 14th, 1963 won best supporting actress in 1986 for her role in the film "Manon des Sources"?
Emmanuelle Béart:  An eight-time César Award nominee, she won the César Award for Best Supporting Actress for the 1986 film "Manon des Sources". Manon des Sources (1986 film): Manon des Sources (] ; meaning Manon of the Spring) is a 1986 French language film.
i don't know