Margaret and Peter are reunited, but another obstacle stands in their way. Elizabeth is torn between her duty as Queen and her love for her sister.
Quest roles:
Jared Harris(King George VI), Billy Jenkins(Prince Charles), Will Keen(Michael Adeane), Pip Torrens(Tommy Lascelles), Lizzy McInnerny(Bobo Macdonald), Alex Jennings(David, Duke of Windsor), Lia Williams(Wallis Simpson / Wallis, Duchess of Windsor), James Hillier(Buckingham Palace Equerry), Paul Thornley(Bill Mattheson), Ronald Pickup(Archbishop of Canterbury), Anna Madeley(Clarissa Eden), Mark Tandy(Cecil Beaton), John Woodvine(Archbishop of York), Beau Gadsdon(Young Margaret), Tony Guilfoyle(Bishop of Durham), Nick Hendrix(Billy Wallace), David Shields(Colin Tennant), Josh Taylor(Johnny Dalkeith), John Sackville(S.I.S. Controller), Amir Boutrous(Nasser), Verity Russell(Young Elizabeth), Paul Sheridan(Eden's Aide), Catherine Lamb(Mrs Wills), Abigail Parmenter(Judy Montague), Adel Tuzani(Nasser's Aide)
