The true story of a duchess publicly shamed in a high society divorce that gripped the nation.
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Battlelines are drawn as the Duke and Duchess of Argyll enter into a bloody separation, all played out in the white-hot glare of a ravenous press.
Putting aside gnawing doubts about her marriage, Margaret continues with her plan to secure her claim to Inveraray Castle.
Heiress Margaret Sweeny is in the midst of a divorce when she meets the dashing (and married) Ian Campbell, future Duke of Argyll.
The true story of a duchess publicly shamed in a high society divorce that gripped the nation.
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Claire Foy , Paul Bettany , Julia Davis
Rosalind Grégoire
BBC , Blueprint Television
as Margaret Campbell
as Ian Campbell