Nassar is one of the multi talented actors in the Indian cinema industry. He has achieved various awards for his acting performance. He is not only an actor, but a producer and a good director too. Mehaboob Nassar is his full name and Nassar remained as his stage name. He is married to Kameela and has three children. His debut was through Kalyana Agathigal, a Balachander movie. He has acted in various films with different roles. Most of his roles depict him as a villain. After few years of his successful villain roles, he jumped to character roles that yielded him fame. He did a good role in Roja as a good Police Officer. His role in Thevar Magan made him to get a good name. He made his debut as a director through Avatharam in the year 1995. He acted in a lead role in the film alongside Revathi. Revathi acted as Blind women in this film. Nassar performed as a blind singer in the film Minsara Kanavu. He did a dual role in Jeans. He did a different role in Saivam, in which he acted as a village grandpa of Baby Sarah. From his debut in 1985, till now in Kamal's
Uttama Villain, he has earned good name and lots of fans too. He has been awarded as Kalaimamani by Government of Tamilnadu.