El Reñidero

　　Wealthy Argentine ranch owner, Don Pancho Morales, gets mysteriously murdered. His emotionally disturbed daughter, Elena, who was in love with him convinces her brother Orestes that her mother and the groundskeeper, Soriano, were responsible for the murder. Orestes is faced with the decision of avenging his father or believing the truth that his mother tells him.
　　http://es.wikipedia.org/wiki/El_re%C3%B1idero_(pel%C3%ADcula)
　　http://www.youtube.com/watch?v=B1N0VwD3RZU