The story of Prince Stepán Kasátsky discovering his fiancée was the mistress of the Czar, so he then becomes a monk.
Yakov ProtazanovDirector
Prince Kasatsky, later Father Sergius
Countess Korotkova
Maria, countess's daughter
Tsar Nikolai I
Kasatsky's father
Widow of the merchant Makovkin
Merchant
Merchant's daughter
Young priest
Monastery's gatekeeper
Bishop