He was educated at the Benedictine Ealing Priory School .
He was left school at the age of 15 after his father , Stanhope Sprigg , lost his job as literary editor of the Daily Express .
He was educated at the Benedictine Ealing Priory School , but left school at the age of 15 after his father , Stanhope Sprigg , lost his job as literary editor of the Daily Express .