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
Maurice Quentin de La Tour Maurice Quentin de La Tour Maurice Quentin de La Tour (5 September 1704 – 17 February 1788) was a French Rococo portraitist who worked primarily with pastels. Among his most famous subjects were Voltaire, Rousseau, Louis XV and Madame de Pompadour. He was born in Saint-Quentin, the third son of a musician, François de La Tour, a Laonnois and the son of a master mason, Jean de La Tour of Laon and Saint-Quentin who died in 1674. François de La Tour apparently was successively a trumpet-player for the rifle regiment of the duc du Maine, and musician to the master