Murder mystery by Mark Lawson. A celebrated writer leaves clues in his final novel implying that his recently-deceased wife was murdered. A recluse called John Webster admits to publishing 16 novels under the pseudonym RP Beckford-Jones, but insists that he did not write A Guilty Death. DCI Kate Duncan ...... Lia Williams Rob Lorenzo ...... Mark Lambert Parkinson ...... Hugh Ross Briggs ...... Chris Pavlo Charlotte ...... Donnla Hughes Scotland ...... Jill Cardo Webster ...... Richard Howard Tony Parnell ...... Nickolas Grace With Mark Lawson and Melvyn Bragg as themselves. Directed by Eoin O'Callaghan.