The Duchess

The Duchess Cast

39 cast members · 20 with popularity data

#3,302 movie today

Most Popular The Duchess Cast Members

Dominic Cooper is currently the most popular The Duchess cast member online with an Attention Score of 21.0. 3 of 39 cast members rank in the top 1,000 actors online today. Updated October 26, 2026.

Duke of Devonshire

Keira Knightley

Georgiana Cavendish, Duchess of Devonshire

Charlotte Rampling

#10,246 overall

#15,021 overall

Alistair Petrie

#16,424 overall

#17,660 overall

#18,495 overall

Richard Brinsley Sheridan

#20,559 overall

#23,223 overall

#24,587 overall

Patrick Godfrey

#27,567 overall

#31,238 overall

Camilla Arfwedson

#34,351 overall

Devonshire House Servant (as Calvin Dean)

#38,380 overall

#40,333 overall

Bruce Mackinnon

Sir Peter Teazle

#41,518 overall

Guest at Lady Melbourne's Ball

#64,227 overall

Devonshire House Maid

Charlotte (Age 3)

Poppy Wigglesworth

Charlotte (Age 9)

Mercy Fiennes Tiffin

Sebastian Applewhite

Lord Ambrose (as Ben Garlick)

Young Girl in Theatre

Althorpe Servant

Sophia Johnston

Guest at Lady Melbourne's Ball

Narrator (voice)

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