Wally Winthop

Abbie Cornish

Wallis Simpson

Andrea Riseborough

Edward

James D'Arcy

Evgeni

Oscar Isaac

William Winthrop

Richard Coyle

Ernest

David Harbour

King George

James Fox

Queen Mary

Judy Parfitt

Al Fayed

Haluk Bilginer

Stanley Baldwin

Geoffrey Palmer

Elizabeth

Natalie Dormer

Bertie

Laurence Fox

Lord Brownlow

Douglas Reith

Lady Thelma

Katie McGrath

Tenten

Christina Chong

Dwayne

Duane Henry

Major Fruity Metcalfe

Nick Smithers

Arabella Green

Annabelle Wallis

George

Damien Thomas

Connie Thaw

Liberty Ross

Dr. Vargas

Penny Downie

Win Spencer

Ryan Hayward

Lady Cunard

Suzanne Bertish

Lady Alexandra

Charlotte Comer

Equerry

Ben Willbond

East Side Woman

Leigh Zimmerman

Woman Getting Taxi

Linda Glick

Daphne

Anna Skellern

Hotel Clerk

Gil Cohen-Alloro

Royal Milliner

Stephen Jones

Auctioneer

David Redden

Sotheby's Staffer

James McNeill

Alberto Vasquez

Waiter

Vincent Montuel

Nicola

Nicole Harvey

Servant

Daniel Andre Pageon

Security Guard (uncredited)

Jay Alexander

Woman

Catherine Balavage

Journalist

Hywel Morgan

Newscaster

Patricia Stark

Marie

Audrey Brisson

Sotheby's Intern

Emily Denniston

Gil Cohen Allono

Secretary

Lisa Gherari

Male Guest

David Collins