Elizabeth II of the United Kingdom
Herself
Acting
Prince Philip, Duke of Edinburgh
Himself
Acting
Queen Elizabeth the Queen Mother
Herself (archive footage)
Acting
King George VI of the United Kingdom
Himself (archive footage)
Acting
Keeley Hawes
Narrator
Acting
John Hall
Himself
Acting
Lady Glenconner
Herself
Acting
Bernard Fitzalan-Howard 16th Duke of Norfolk
Himself (archive footage)
Acting
Alastair Bruce
Himself - Royal Commentator
Acting