Question: Indian film director AR Murugadoss won Best Director for his film "Kaththi", starring which actor in dual roles? 
Sentence (from "AR Murugadoss"): This includes the Suriya-starrer "Ghajini" (2005) and its Hindi remake "Ghajini" (2008) starring Aamir Khan, along with the Vijay-starrer "Thuppakki" (2012) and its Hindi remake " " (2014) starring Akshay Kumar.
Relevant evidence: No