Marilyn Monroe

Elsie

Laurence Olivier

The Regent

Sybil Thorndike

The Queen Dowager

Richard Wattis

Northbrook

Jeremy Spenser

King Nicolas

David Horne

The Foreign Office

Harold Goodwin

Call Boy

Gladys Henson

Dresser

Jean Kent

Maisie Springfield

Charles Victor

Theatre Manager

Daphne Anderson

Fanny

Vera Day

Betty

Esmond Knight

Hoffman

Rosamund Greenwood

Maud

Andreas Malandrinos

Valet with Violin

Aubrey Dexter

The Ambassador

Maxine Audley

Lady Sunningdale

Carole Gray

Dancer (Uncredited)

Dido Plumb

Dignitary (Uncredited)