Daughter of conductor Henri Casadesus and harpist Marie-Louise Beetz, mother of conductor Jean-Claude, composer Dominique, painter Béatrice, and actress Martine Casadesus, Gisèle joined the Comédie-Française in 1934 at age 20, where she played 120 roles over almost three decades. Afterwards, she had an extensive career in both theater and film; her final screen performance, at age 96, was with Gérard Depardieu in the 2010 film La Tête en friche. (in French; Google Translate version here)