Watch Sadisflix. Portrait of the composer, Peter Maxwell Davies, set in the context of the islands of Orkney. George Mackay Brown is featured reading his own verse and there are quotations from the works of Edwin Muir, Robert Rendell and the ancient Orkneyinga Saga. Extracts from the composer's works include pieces from Ave Maria Stella, O Magnum Mysterium and the final scene from his opera The Martyrdom of Saint Magnus.