Mouna Guru (Tamil: மௌன குரு; English: The Silent Teacher) is a 2011 Tamil thriller film directed by Santha Kumar and produced by M. K. Thamizharasu. The film featured Arulnithi and Iniya in the lead roles, with John Vijay and Uma Riyaz Khan in supporting roles. Mouna guru illustrates a misunderstood college youth becomes unwittingly involved in a crime plot that spirals his life out of order. The film, which has music composed by S.