Tyrone Power as Ferdinand de Lesseps

Loretta Young as Countess Eugenie de Montijo

Annabella as Toni Pellerin

J. Edward Bromberg as Prince Said

Joseph Schildkraut as Vicomte Rene De Latour

Henry Stephenson as Count Mathieu de Lesseps

Sidney Blackmer as Marquis Du Brey

Maurice Moscovitch as Mohammed Ali

Sig Ruman as Sergeant Pellerin

Nigel Bruce as Sir Malcolm Cameron

Miles Mander as Benjamin Disraeli

George Zucco as Prime Minister

Leon Ames as Napoleon III - Emperor of France

Rafaela Ottiano as Maria De Teba

Victor Varconi as Victor Hugo

Georges Renavent as Bank President

Frank Reicher as General Changarnier

Carlos De Valdez as Count Hatzfeldt

Jacques Lory as Millet

Albert Conti as M. Fevrier

Brandon Hurst as Franz Liszt

Marcelle Corday as Mme. Paquineau

Odette Myrtil as Duchess

Egon Brecher as Doctor

Alphonse Martell as General St. Arnaud

C. Montague Shaw as Elderly Man

Leonard Mudie as Campaign Manager

Carol Adams as Minor Role (uncredited)

David Cavendish as Neighbor (uncredited)

Jean De Briac as Engineer (uncredited)

Jerome de Nuccio as Wrestler (uncredited)

Robert Graves as Official (uncredited)

Louis LaBey as Servant (uncredited)

Frank Lackteen as Swami (uncredited)

Fred Malatesta as Jewel Merchant (uncredited)

Christina Montt as Maid (uncredited)

Alberto Morin as Achmed (uncredited)

Jean Perry as Tennis Umpire (uncredited)

Nita Pike as Julia (uncredited)

George Sorel as Assistant (uncredited)

Tony Urchel as Wrestler (uncredited)

Jacques Vanaire as Old Engineer (uncredited)

Louis Vincenot as Jewel Merchant (uncredited)

Michael Visaroff as Jewl Merchant (uncredited)