Guest Stars Charles Edwards as Martin Charteris David Rintoul as Michael Adeane Penny Downie as Duchess of Glouchester Patrick Ryecart as Duke of Norfolk Michael Thomas as Duke of Gloucester Richard Teverson as Colin Tennant Nancy Carroll as Anne Tennant Michael Maloney as Edward Heath Jessica De Gouw as Lucy Lindsay-Hogg Tim Bentinck as John Betjeman Martin Wimbush as Dr. Bodley Scott Dan Skinner as Alastair Burnet Guy Oliver-Watts as Lord Chamberlain Ashley Hope Allan as Peebles Shop Assistant Johnny Vivash as Mustique Photographer