Talented Bollywood actor Vidya Balan will play one of the three female leads opposite Rajinikanth in Rana.Southern superstar Ranjinikanth will play a triple role in Rana, which will be directed by KS Ravi Kumar. Rekha and Deepika Padukone were confirmed earlier and now Vidya has bagged the role to romance the middle-aged Rajni."The makers wanted a girl with a distinctly Indian look and who would click with the South audience well. Rajni has a triple role in Rana. Two are full-fledged parts while the third is a cameo. Rekha will co-star opposite the older Rajnikanth, Vidya with the middle-aged one and Deepika opposite the youngest," a source told Mid Day.After casting Aishwarya Rai Bachchan in Robot, he has roped in three more Bollywood heroines for Rana. Seems the southern actor can't have enough of B-town beauties.The movie will hit the floors in April. Get ready for Rajni's triple avataar.