Guest Stars Jeremy Swift as Spratt Douglas Reith as Richard "Dickie" Grey, Lord Merton Michael Fox as Andrew "Andy" Parker Sue Johnston as Gladys Denker Matthew Goode as Henry Talbot Jonathan Coy as George Murray Harry Hadden-Paton as Herbert "Bertie" Pelham Rade Serbedzija as Prince Igor Kuragin Matt Barber as Atticus Aldridge James Faulkner as Daniel Aldridge, Lord Sinderby Penny Downie as Rachel Aldridge, Lady Sinderby Sebastian Dunn as Charlie Rogers Alun Armstrong as Stowell Alice Patten as Diana Clark Jane Lapotaire as Princess Irina Hannah Wood as Brancaster Kitchen Maid