Indian film director AR Murugadoss won Best Director for his film "Kaththi", starring which actor in dual roles? 
AR Murugadoss:  Murugadoss won the Filmfare Award for Best Director for his 2014 Tamil action-drama film "Kaththi". Kaththi:  The film stars Vijay in dual roles while Samantha Ruth Prabhu, Neil Nitin Mukesh, Tota Roy Chowdhury and Sathish play supporting roles.
i don't know