Born in Hampstead, London, to journalist George Edward Brown and Helen Blanche, Pamela Brown was raised as a Roman Catholic and educated at St Mary’s School, Ascot before training at the Royal Academy of Dramatic Art, where she debuted as Juliet in a 1936 Stratford-upon-Avon production. Early screen work included three Powell and Pressburger films-One of Our Aircraft Is Missing (1942), I Know Wher…