Vikram acted in the early 21st century.
Samurai is a 2002 Tamil language film directed by Balaji Sakthivel and produced by S. Sriram . Vikram (actor) . In 2003 , Vikram 's performance as a gravedigger with autism spectrum disorders in Bala 's Pithamagan saw him win the National Film Award for Best Actor , with his character only speaking a couple of lines of dialogue in the entire film . Vikram 's portrayal of Veeraiya , a tribal leader inspired by the Ramayana character Ravana , in Mani Ratnam 's Raavanan saw him secure further accolades , as did his appearance as a mentally challenged adult with the maturity of a six-year-old boy in Deiva Thirumagal ( 2011 ) .