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The Internet Movie Database (IMDb) is an online database of information related to films, television programs and video games. It includes information of cast, production crew, fictional characters, biographies, plot summaries, trivia and reviews. As of 2016, IMDb has approximately 3.7 million titles and 7 million personalities in its database, as well as 67 million registered users. It is ranked 53 in Alexa Top Global sites ranking. The site enables registered users to submit new material and rate any film on a scale of 1 to 10, and the totals are converted into a weighted mean-rating that is displayed beside each title.