0 0 8 ▁but ▁eventually ▁pulled ▁out ▁cit ing ▁schedule ▁conflicts . ▁In ▁April ▁ 2 0 0 8 , ▁it ▁was ▁reported ▁that ▁D han ush ▁too ▁had ▁walked ▁out ▁of ▁the ▁project ▁due ▁to ▁schedule ▁issues , ▁and ▁that ▁Sil amb ar as an ▁was ▁set ▁to ▁replace ▁him . ▁However , ▁D han ush ▁remained ▁and ▁continued ▁with ▁the ▁film . ▁Sub sequently , ▁in ▁June ▁ 2 0 0 9 , ▁Tr ish a ▁Kr ish nan , ▁who ▁was ▁selected ▁to ▁replace ▁Sar an ▁for ▁the ▁role ▁of ▁I rene , ▁was ▁forced ▁to ▁opt ▁out ▁of ▁the ▁project ▁after ▁her ▁schedule ▁cl ashed ▁with ▁the ▁all otted ▁dates ▁for ▁her ▁other ▁films , ▁N amo ▁V enk ates a ▁( 2 0 1 0 ) ▁and ▁Vin na ith a and i ▁Var u va ay aa ▁( 2 0 1 0 ). ▁New com er ▁Ta ap see ▁P ann u , ▁a ▁P un j abi ▁software ▁engineer , ▁was ▁named ▁as ▁her ▁replacement . ▁Sri ▁L ank an ▁T amil ▁writer ▁and ▁political ▁comment ator ▁V . ▁I . ▁S . ▁Jay ap al an ▁port rayed ▁the ▁role ▁of ▁Kar upp u ' s ▁ment or , ▁Pet ta ik aran , ▁thereby ▁making ▁his ▁debut ▁in ▁T amil ▁cinema . ▁Att ak ath i ▁D ines h ▁makes ▁a ▁small ▁came o ▁in ▁the ▁film ▁as ▁D ines h , ▁Kar upp u ' s ▁nem esis ▁when ▁it ▁comes ▁to ▁winning