Milton Rosmer

Emperor Franz I

Eileen Peel

Marie-Louise

Martin Starkie

Duke Franz

André van Gyseghem

Chancellor Metternich

Wilfrid Lawson

Flambeau

William Devlin

General Hartmann

Henry Oscar

Count Sedlinsky

John Gabriel

Gentz

Raymond Young

Count Bombelles

Eric Messiter

Marmont

Ian Collin

French Attaché

Peter Wyngarde

Prokesch

Charles Hodgson

Tiburce de Lorget

Sheila Shand Gibbs

Thérèse de Lorget

Margot Van der Burgh

Countess Camarata

Peggy Simpson

Fanny Elssier

Maxine Audley

Archduchess

Conrad Phillips

Officer

MacGregor Urquhart

Old Peasant

Tutte Lemkow

Dancer

Paddy Ward