La Bataille de San Sebastian

Guns for San Sebastian French La Bataille de San Sebastian is an 1968 French actionadventure film based on the 1962 novel A Wall for San Sebastian, written by Rev. Fr. William Barnaby Barby Faherty, S.J. The film is directed by Frenchman Henri Verneuil, it stars Anthony Quinn and Charles Bronson. The score is by Ennio Morricone.

In 1743, a womanizing atheist outlaw, Leon Alastray Anthony Quinn, is pursued by the Spanish military. Given sanctuary by an altruistic priest Sam Jaffe, he is taken to a village terrorized by marauding Indians.When the priest is killed, Alastray is mistaken for a priest himself. He at first denies it, but, finding the love of a village woman, and encouraged by the persuasive power of a fake miracle, decides to take on the role and thereby organize the villagers against the predatory raids of the Yaqui Indians. ........

Source: Wikipedia