thriller written and directed by Vishnuvardhan , who has earlier directed highly successful Tamil films like Arinthum Ariyamalum (2005), Pattiyal (2006) and Billa (2007). Starring Arya and Trisha Krishnan in the lead roles while J. D. Chakravarthy , Prathap Pothan , and Indrajith in other prominent supporting roles, [ 1 ]