Guest Stars Aran Bell as Jericho's Father Alfie Allen as Albert Hall Paterson Joseph as Shorty Lyttleton Francesca Annis as Lady Clare Wellesley Fiona Glascott as Mary Tom Burke as Edward Wellesley Joseph Marcell as Clive Marlowe Duane Henry as Roy Marlowe Rebekah Staton as Neighbour Kate Miles as Pall Mall Prostitute Brooke Kinsella as Dawn Masters Stephen Bent as Concierge Julian Kerridge as Ian Shaw Inday Ba as Martha Lyttleton Sorin Nathalie Lunghi as Anne Wellesley Patrick Ryecart as Lord Masefield Rupert Farley as DI Keegan Michael Fenner as Sir Nicholas Wellesley