Directed by Jerzy Kawalerowicz and inspired by the (presumably) real case of the "Loudun Possessions", the story of "Mother Joan of the Angels" is set on the seventeenth century, in a small village in Poland. There, a priest known as Jozef Suryn (Mieczyslaw Voit ) is sent to a convent, to help a group of nuns, who have been suffering from demonic possessions, especially Mother Joan (Lucyna Winnickver mais...