, the 20-year-old daughter of actors Michael, 78, and , 53, joined her parents on the red carpet at the film festival for the premiere of Jeanne du Barry in a stunning white gown. Michael Douglas also received the Honorary Palme d'Or for lifetime achievement, and his documentary, Michael Douglas, The Prodigal Son, is screening at the festival. Carys's white Elie Saab gown is made out of a sheer lace fabric, with some netting detail at the skirt.
