Joan of the Angels? [Matka Joanna od aniolów]
Directed By: Jerzy Kawalerowicz
A priest is sent to a small parish in the Polish countryside which is believed to be under demonic possession and there he finds his own temptations awaiting.
IMDB Movie Page: http://www.imdb.com/title/tt0055153
The trailer below is provided for reference and connects to a non-BYU site. International Cinema is not responsible for the content.