Conquest

Greta Garbo

Countess Marie Walewska

Charles Boyer

Emperor Napoleon Bonaparte

Reginald Owen

Tallyrand

Alan Marshal

Capt. d'Ornano

Henry Stephenson

Count Anastas Walewski

Leif Erickson

Paul Lachinski

May Whitty

Laetitia Bonaparte

Maria Ouspenskaya

la Comtesse Pelagia Walewska

C. Henry Gordon

le Prince Poniatowski

Claude Gillingwater

Stephan

Vladimir Sokoloff

Dying soldier

George Houston

Grand Marshal George Duroc

George Davis

Grenadier (uncredited)

?

Sue Moore

Servant (uncredited)

Scotty Beckett

Alexandre Walewska (uncredited)