Eleven years ago, a three-film-old Karunakaran got his claim to fame playing Arumai Pragasam, in Nalan Kumarasamy’s debut directorial, Soodhu Kavvum. “Honestly, even I wouldn’t have cast myself in the role if I was the producer,” Karunakaran admits candidly, adding, “Initially, CV Kumar sir had Simbu sir in mind for the role of Arumai Pragasam, while Nalan had planned to …