'Britain's equivalent to Patricia Highsmith, Celia Fremlin wrote psychological thrillers that changed the landscape of crime fiction for ever: her novels are domestic, subtle, penetrating - and quite horribly chilling.' Andrew TaylorThe Long Shadow (1975), Celia Fremlin's ninth novel, tells a Christmas story with a difference. Imogen Barnicott's husband - a celebrated, cruel and egocentric profess...