The illegitimate mixed-race daughter of a Royal Navy admiral is raised in the household of her great uncle, but is never entirely accepted in Georgian British society. She falls in love with an idealistic lawyer, and together they campaign against the slave trade. Fact-based period drama, starring Gugu Mbatha-Raw, Tom Wilkinson and Emily Watson.

Dido Elizabeth Bell, the illegitimate, mixed-race daughter of a Royal Navy admiral, plays an important role in the campaign to abolish slavery in England.