The Countess Cosel is based on the true story of the beautiful Anna Constantia of Brockdorff, a German noblewoman who became a mistress of Augustus the Strong, King of Poland and Elector of Saxony in 1704.

Jadwiga Barańskaas Anna Cosel
Mariusz Dmochowskias August II
Stanisław Jasiukiewiczas Zaklika
Daniel Olbrychskias Charles XII
Ignacy Gogolewskias Friedrich Kyan
Stanisław Milskias Count Hoym
Henryk Borowskias Count Hoym
Władysław Hańczaas General Schulenburg