Born on July 21, 1971, in London, she is the daughter of French singer Serge Gainsbourg and British actress Jane Birkin. She began her acting career as a teenager and gained recognition for her role in "L'Effrontée" (1985), earning a César Award for Most Promising Actress. Known for her versatility, she has worked with directors like Lars von Trier in "Antichrist" and "Melancholia." Also a singer, she has released several albums, blending her dual heritage into her artistic pursuits.