The team signed actress Nayanthara to play the lead role in the project, as Gnanmuthu was looking for a "strong female protagonist", and after hearing the script, the actress immediately agreed to be a part of the venture. She's playing as elder sister of Atharvaa. For a further role, the team were on the lookout for a "pan-Indian actor" considering Prabhu Deva, Gautham Menon and Anurag Kashyap for the character and the latter was signed to do antagonist's role. Raashi Khanna was also signed on to portray another character in the film, appearing as Atharvaa's love interest....... Hong-Kong based stunt choreographer Lee Honiyu has been signed for a bicycle stunt to be filmed. Lee Honiyu is working along with the films stunt choreographer Stun Siva. This bicycle stunt was shot in five days at Bangalore.