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