Controversies in movies

Are controversies in movies made by the directors to get the publicity or the the scenes are made controversial by some groups or people to get publicity for themselves.
Recently many movies in Telugu are into this category, Cameraman Ganga tho Rambabu, A women in Brahmanism, Denikaina Ready are into controversies.
Are these movies in to controversies because of the mistakes made by the Directors,story writers or dialogue writers or Wantedly they are making controversies to get publicity to the movies or For getting Publicity the group representatives or the political leaders exploit the small issues in the movies to gain the publicity.
Anyhow, there are two sides of the coin for any Issue, But should not affect public Interests and Harmony in the state.