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They are the Royals destined to serve but not to inherit: they are the Spare Heirs.
From Margaret to Andrew to Harry they are the rebel royals who seem to be searching for a purpose to their lives.
It's 1982 and the dawn of the computer age when Prince William is born. He will one day be King but will that day be sooner rather than later?
Did Queen Mary, wife of George V do more to save the monarchy than any member of the Royal family?
Grandmother to the current Queen, her influence may have been largely forgotten but her impact on Britain has been undeniable.
A profile of the young woman who was to change the course of the Royal family. Was she the scheming seductress or a clever, well-meaning woman who was simply unlucky in love?