The first trailer for the prequel movie to the 1976 horror classic "The Omen" is out. "The First Omen" tells the story of a woman, Margaret (Nell Tiger Free), who goes to Rome to fully commit to the church. However, she soon faces the emergence of a deadly evil. The movie also stars Bill Nighy, Ralph Ineson and Sônia Braga. The film premieres in theaters April 5th. See the trailer below...