"Movie reviews that are objective, non-critical assessments of the potentially objectionable material contained in movies and are primarily addressed to parents." Looks at nudity, violence/gore and language.
Over 25,000 movies reviews are available at this comprehensive site. Many``times over 100 different reviews are available for the movie title in``which you are interested.
Browse or search 28,000 New York Times movie reviews. Included in the free review archive are all films reviewed since 1960, reviews of all Best Picture Academy Award winners, as well as The New York Times guide to the Best 1,000 Movies Ever Made.