Hari / Hari Gopalakrishna Nadar is an Indian film director best known for his action films in Tamil cinema. He made his directorial debut with Thamizh (2002). [2] After this breakthrough, he gave many commercial success films such as Saamy (2003), Kovil (2004), Ayya (2005), Thaamirabharani (2007), Vel (2007) and the Singam film series. He has directed 15 films to date.