The Mysterious Monk(1968)

Original title: Таинственный монах

Ukraine, 1920. Two White Guards are escaping from Red Army captivity - Vorontsov and Stronsky. They get to the monastery, where a White Guard detachment is hiding under the guise of monks. Vorontsov leads it and waits for a signal to move to the settlements occupied by the Red Army soldiers. He does not suspect that his friend, the “former journalist” Stronsky, is a security officer...