Abbie Cornish

Character: Wally Winthrop

Andrea Riseborough

Character: Wallis Simpson

James D'Arcy

Character: Edward

Oscar Isaac

Character: Evgeni

Richard Coyle

Character: William Winthrop

David Harbour

Character: Ernest

James Fox

Character: King George V

Judy Parfitt

Character: Queen Mary

Haluk Bilginer

Character: Al Fayed

Geoffrey Palmer

Character: Stanley Baldwin

Natalie Dormer

Character: Elizabeth

Laurence Fox

Character: Bertie

Douglas Reith

Character: Lord Brownlow

Katie McGrath

Character: Lady Thelma

Christina Chong

Character: Tenten

Annabelle Wallis

Character: Arabella Green

Liberty Ross

Character: Connie Thaw

Penny Downie

Character: Dr. Vargas

Suzanne Bertish

Character: Lady Cunard

Ben Willbond

Character: Equerry

Leigh Zimmerman

Character: East Side Woman

Linda Glick

Character: Woman Getting Taxi

Gil Cohen-Alloro

Character: Hotel Clerk

Stephen Jones

Character: Royal Milliner

James McNeill

Character: Sotheby's Staffer

Vincent Montuel

Character: Waiter

Jay Alexander

Character: Security Guard (uncredited)

Catherine Balavage

Character: Woman