Edwige Feuillère
Countess Sophie Chotek
John Lodge
Archduke Franz Ferdinand
Aimé Clariond
Prince of Montenuovo
Jean Worms
Emperor François Joseph
Raymond Aimos
Valet of François Ferdinand
Gabrielle Dorziat
Archduchess Marie-Thérèse
Henri Bosc
Serbian Ambassador
Gaston Dubosc
Count Chotek
Marcel André
Archduke Frédéric
Colette Régis
Archduchess Isabelle
Jacqueline Marsan
Young archduchess
William Aguet
Chamberlain (uncredited)
Monique Clariond
Young archduchess (uncredited)
Francine Claudel
(uncredited)
Louis Florencie
(uncredited)
Georges-François Frontec
(uncredited)
Gilbert Gil
Gavrilo Princip (uncredited)
Jean-Paul Le Chanois
Gavrilo Princip (uncredited)
Geneviève Morel
(uncredited)
Primerose Perret
(uncredited)
Philippe Richard
(uncredited)