Guest Stars Charles Edwards as Martin Charteris Tom Byrne as Prince Andrew Angus Imrie as Prince Edward Sam Phillips as Equerry Michael Buerk voices Newsreader John Humphrys voices Newsreader Penny Downie as Duchess of Glouchester Kevin McNally as Bernard Ingham Richard Goulding as Edward Adeane Paul Jesson as Sir Geoffrey Howe Don Gallagher as Willie Whitelaw Geoff Breton as Mark Phillips Paul Bigley as John Nott Evan Whitt as Nicholas Knatchbull Freddie Fox as Mark Thatcher Nicholas Day as Jim Prior Letty Thomas as Virginia Pittman Richard Syms as Lord Hailsham Guy Siner as Francis Pym Andrew Piper as Balmoral Master of the Household Laura Cairns as Balmoral Maid Peter Pacey as Lord Soames Rebecca Humphries as Carol Thatcher Allegra Marland as Carolyn Pride Patrick Toomey as Philip's Private Secretary Flora Higgins as Anne Bolton Callum Coates as Butler at Althorp Roy Sampson as Laurens van der Post Michael Colgan as IRA Lieutenant Mark Brennan as Thomas McMahon Patrick McBrearty as Francis McGirl Rob Curling as Showjumping Commentator Amy Searles as Kanga Richard Stirling as Showjumping Timekeeper Isobel Eadie as Sarah Spencer David Kerr as Showjumping Judge Mark Carlisle as Lord Brabourne Ronald Moger as Reporter Alex Harland as Newsreader Harriet Benson as Patricia Knatchbull Valerie Sarruf as Dowager Lady Brabourne Brandon Whitt as Timothy Knatchbull Gerard Ban Lavery as Fisherman
