First of a week-long series of programmes evaluating the career and legacy of the great film director Alfred Hitchcock , accompanying a season of his films on BBC2 and coinciding with the cinema release of a restored version of Vertigo. Throughout the week actors, directors and producers will pay tribute to his work. Tonight novelist Philip Kerr talks about Bernard Herrmann 's brooding score for North by Northwest, which can be seen tomorrow at 9.20pm. Producer Nick Freand Jones