Sunil Kumar, known by his stage name Narain, is an Indian actor, who has starred in Malayalam and Tamil films. He made his debut in Adoor Gopalakrishnan's Nizhalkuthu (2002), followed by performances in Malayalam films 4 the People (2004), Achuvinte Amma (2005), and Classmates (2006). Narain's Tamil debut was in Mysskin's Chithiram Pesuthadi (2006).