Official Trailer: Director Rahul Sadasivan in his debut movie Bhoothakalam made us sit up and take notice of him. Bhoothakalam is a well-made horror genre movie that kept us guessing whether the protagonists are hallucinating because of their state of mind or encountering supernatural powers. Rahul Sadavisan scores another ace with his second outing Brahmayugam. I would say he is one of the handful of directors from Kollywood and Mollywood