Abbie Cornish (Wally Winthrop)
Andrea Riseborough (Wallis Simpson)
James D'Arcy (Edward)
Oscar Isaac (Evgeni)
Richard Coyle (William Winthrop)
Geoffrey Palmer (Stanley Baldwin)
Natalie Dormer (Elizabeth)
Laurence Fox (Bertie)
Douglas Reith (Lord Brownlow)
Katie McGrath (Lady Thelma)
Christina Chong (Tenten)
Nick Smithers (Major Fruity Metcalfe)
Damien Thomas (George)
Liberty Ross (Connie Thaw)
Ryan Hayward (Win Spencer)
Charlotte Comer (Lady Alexandra)
Duane Henry (Dwayne/Security Guard)
Anna Skellern (Daphne)
Penny Downie (Dr. Vargas)
David Redden (Auctioneer)
Alberto Vasquez (Victor)
Nicole Harvey (Nicola)
Daniel Andre Pageon (Servant)
Hywel Morgan (Journalist)
Patricia Stark (Newscaster)
Annabelle Wallis (Arabella Green)
Audrey Brisson (Marie)
Emily Denniston (Sotheby's Intern)
Suzanne Bertish (Lady Cunard)
Ben Willbond (Equerry)
Leigh Zimmerman (East Side Woman)
David Collins (Male Guest)
Linda Glick (Woman Getting Taxi)
Gil Cohen Allono (Hotel Clerk)
Stephen Jones (Royal Milliner)
James McNeill (Sotheby's Staffer)
Lisa Gherari (Secretary)
Vincent Montuel (Waiter)
David Harbour (Ernest)
James Fox (King George V)
Judy Parfitt (Queen Mary)
Haluk Bilginer (Al Fayed)