Frances de la Tour of Fire" (2005) and "Harry Potter and the Deathly Hallows – Part 1" (2010). Other television roles include Emma Porlock in the Dennis Potter serial "Cold Lazarus" (1996), Headmistress Margaret Baron in BBC sitcom "Big School" and Violet Crosby in the sitcom "Vicious". De la Tour was born in Bovingdon, Hertfordshire, to Moyra (née Fessas) and Charles de la Tour (1909–1982). The name was also spelt De Lautour, and it was in this form that her birth was registered in Hemel Hempstead, Hertfordshire, in the third quarter of 1944. She has French, Greek, and Irish ancestry. She was educated at
Marie Charlotte de La Tour d'Auvergne Marie Charlotte de La Tour d'Auvergne Marie Charlotte de La Tour d'Auvergne (Marie Sophie Charlotte; 20 December 1729, Paris – 6 September 1763.) was a French noblewoman and member of the House of La Tour d'Auvergne. Married into the House of Beauvau, a powerful family originating in Anjou, she had a daughter at the age twenty, and died of smallpox at the age of thirty three. The present Duke of Mouchy branch of the Noailles family are descended from her. Born at the Hôtel de Bouillon in Paris to Emmanuel Théodose de La Tour d'Auvergne (1668–1730), sovereign Duke of Bouillon,