Watch Full Movie Online. Moscowin Kavery (English: Moscow's Kaveri ) is a 2010 Tamil romantic drama film written and directed by cinematographer Ravi Varman, making his directorial debut, besides handling the cinematography. The film, which has lyrics written by Vairamuthu and music scored by Thaman, stars Rahul Ravindran and Samantha in the lead roles with Harshvardhan, Santhanam and Seeman essaying supporting roles. Releasing on 27 August 2010, after nearly three years of production, the film was ultimately panned by critics.