Guest Stars Julian Baring as Prince Charles Lyla Barrett-Rye as Princess Anne Harry Hadden-Paton as Martin Charteris Will Keen as Michael Adeane Pip Torrens as Tommy Lascelles James Hillier as Equerry (Buckingham Palace) Sylvestra Le Touzel as Dorothy MacMillan Jo Herbert as Mary Charteris Bertie Carvel as Robin Day Des McAleer as Philip Kinghorn Burbidge Miles Jupp as Humphrey James Vaughan as Hairdresser Anne Lambton as Gloria Peter Sandys-Clarke as BBC Producer Euan Macnaughton as Lord Caithness Adam Stevenson as Ghillie David Shaw Parker as Hawker Jonathan Rhodes as Impact Producer James Greene as Royal Horological Conservator Dominic Applewhite as Dermot Jack Chissick as Vendor Edmund Digby-Jones as Junior Press Secretary
