Colin Farrell stars in a scene from the movie "Voyagers." The Catholic News Service classification is A-III -- adults. The Motion Picture Association rating is PG-13 -- parents strongly cautioned. Some material may be inappropriate for children under 13. (CNS photo/Vlad Cioplea, Lionsgate) Help us expand our reach! Please share this article NEW YORK (CNS) -- The tedious sci-fi parable "Voyagers" (Lionsgate) seems designed to prove that in space, no one can hear you yawn. While acceptable for grown-ups, writer-director Neil Burger's flat thriller, an exploration of the positive and negative aspects of human nature, has little to say on that topic that hasn't been better expressed before.