On Astrology&Love there is a post about Brigitte Bardot. Subject is the synastry with Roger Vadim. About the artist in the chart...There is the pattern of Venus, Moon and Neptune with Midheaven (angular Moon square Neptune and in aspect with Midheaven, just like Venus).There is also Sun and MC in Libra. But there is much more to consider (just follow the link above).
Here is the chart (positions in green are Roger Vadim's natal chart positions):