Gravity is a Sci-Fi and Thriller movie of 2013. It will release on 4 October 2013. This movie is very interesting to watch. The tale is based on Astronauts whose space shuttle is crashed and they wants to return back to earth. It is directed and written by Alfonso Cuaron. Jones Cauron is another writer of this movie. You can watch Gravity official movie trailer for free with good audio and video quality.