Name	Known for
Bessie Carter Nancy Mitford Nancy Mitford See fewer	Les Misérables (2012)
Joanna Vanderham Diana Mitford Diana Mitford See fewer	Warrior (2019)
Shannon Watson Unity Mitford Unity Mitford See fewer	Say Nothing (2024)
Zoe Brough Jessica Mitford Jessica Mitford See fewer	Casualty (1986)
Isobel Jesper Jones Pamela Mitford Pamela Mitford See fewer	The Hunger Games: The Ballad of Songbirds & Snakes (2023)
Orla Hill Deborah Mitford Deborah Mitford See fewer	Swallows and Amazons (2016)
Toby Regbo Tom Mitford Tom Mitford See fewer	Mr. Nobody (2009)
Will Attenborough Joss Joss See fewer	Dunkirk (2017)
Joshua Sasse Oswald Mosley Oswald Mosley See fewer	No Tomorrow (2016)
Jamie Blackley Peter Rodd Peter Rodd See fewer	If I Stay (2014)
Anna Chancellor Sydney Bowles Mitford Sydney Bowles Mitford See fewer	What a Girl Wants (2003)
James Purefoy David Freeman-Mitford David Freeman-Mitford See fewer	Rome (2005)
Tom Milligan MacKinnon MacKinnon See fewer	Outrageous (2025)
Paul Giddings Adolf Hilter Adolf Hilter See fewer	Kingsman: The Golden Circle (2017)
Jack Michael Stacey Derek Jackson Derek Jackson See fewer	Queen Charlotte: A Bridgerton Story (2023)
Katrin Larissa Kasper Rosa Rosa See fewer	Appetite (2020)
Betsy Rose Burlesque Dancer Burlesque Dancer See fewer	Intergalactic (2021)
Joseph Potter Esmond Romilly Esmond Romilly See fewer	Interview with the Vampire (2022)
Barney Chambers The Removal Man (credit only) (as Barnaby Chambers) The Removal Man (credit only) (as Barnaby Chambers) See fewer	The Wine Thief (2020)
Calam Lynch Bryan Guinness Bryan Guinness See fewer	Sweetpea (2024)
James Musgrave Hamish Erskine Hamish Erskine See fewer	The King's Man (2021)
Julia Westcott-Hutton Diana's friend Diana's friend See fewer	Jeremy Vine (2018)