Full Cast
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Ioan Gruffudd
William Wilberforce
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Romola Garai
Barbara Spooner
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Ciarán Hinds
Lord Tarleton
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Rufus Sewell
Thomas Clarkson
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Youssou N'Dour
Olaudah Equiano
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Benedict Cumberbatch
William Pitt
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Nicholas Farrell
Henry Thornton
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Stephen Campbell Moore
James Stephen
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Toby Jones
Duke of Clarence
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Bill Paterson
Lord Dundas
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Michael Gambon
Lord Charles Fox
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Albert Finney
John Newton
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Sylvestra Le Touzel
Marianne Thornton
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Jeremy Swift
Richard the Butler
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Nicholas Day
Sir William Dolben
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Georgie Glen
Hannah More
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Nicholas Woodeson
Harrison
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Tom Fisher
John Ramsay
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Richard Ridings
Speaker of the House
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David Hunt
Lord Camden
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David Toole
Beggar
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Alex Blake
Heckler
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Angie Wallis
Marjorie
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Harry Audley
Edward Hope (Quaker)
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Chris Barnes
Michael Shaw (Quaker)
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Tom Knight
Physician
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Andrew Whipp
MP 1
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Andrew Neil
MP 2
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Estelle Morgan
Maid
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Philip Dunbar
Camber
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Adam Woodroffe
Parliamentary Clerk
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Joseph Traynor
Newton's Secretary
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Simon Delaney
Young Parliamentary Officer
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Neville Phillips
Old Parliamentary Official
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Eki Maria
Young African Woman
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Daniel Naprous
Delivery Coach Driver
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Peter White
Delivery Assistant
