When you go the website and type in the sample movie (i did True Grit ) you are actually able to see the response you would be getting. It looks something like this:
{"Title":"True Grit","Year":"2010","Rated":"PG-13","Released":"22 Dec 2010","Genre":"Adventure, Drama, Western","Director":"Ethan Coen, Joel Coen","Writer":"Joel Coen, Ethan Coen","Actors":"Jeff Bridges, Matt Damon, Hailee Steinfeld, Josh Brolin","Plot":"A tough U.S. Marshal helps a stubborn young woman track down her father's murderer.","Poster":"http://ia.media-imdb.com/images/M/MV5BMjIxNjAzODQ0N15BMl5BanBnXkFtZTcwODY2MjMyNA@@._V1._SX320.jpg","Runtime":"1 hr 50 mins","Rating":"8.0","Votes":"51631","ID":"tt1403865","Response":"True"}
After knowing this info, you can easily parse your InputStream, which you obtain from your connection.
Good luck!