Catherine Dolgorousky, aka 'Katia'
Tsar Alexandre II of Russia
Count Schowaloff
Tsarina Maria Alexandrovna
Mademoiselle Trépeau
General Potapoff
Baroness
Grand Duchess
Empress Eugénie
Anatole, Parisian worker
Chamberlain
Troubetzkoï
Grand Duke
Police sergeant
Emperor Napoléon III
Student at the boarding school
Dignitary
Turkish ambassador
In the middle of the 19th century, Tsar Alexander II made the acquaintance of a young aristocratic girl from the provinces, unruly in character. He falls in love with her and tries to see her again.