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
Madeleine de La Tour d'Auvergne of Auvergne and Boulogne as well as the barony of La Tour passed to Madeleine's daughter Catherine de' Medici and then to the French Crown. Madeleine de La Tour d'Auvergne Madeleine de La Tour d'Auvergne (1498 – 28 April 1519) was a younger daughter of Jean III de La Tour (1467– 28 March 1501), Count of Auvergne and Lauraguais, and Jeanne de Bourbon, Duchess of Bourbon (1465–1511). She was a penultimate representative of the senior branch of the house de La Tour d'Auvergne. Madeleine is best known for being the mother of Catherine de' Medici, the future Queen of France.