Moscowin Kavery (transl. Moscow's Kaveri)^[1] is a 2010 Tamil romantic drama film written and directed by cinematographer Ravi Varman, making his directorial debut,^[2] besides handling the cinematography. The film, which has lyrics written by Vairamuthu and music scored by Thaman, stars Rahul Ravindran and Samantha Ruth Prabhu in the lead roles with Harsha Vardhan, Santhanam and Seeman playing supporting roles. This movie was released on 27 August 2010, after nearly three years of production, the film was panned by critics and was a disaster commercially.

Moscow (Rahul Ravindran) and Kaveri (Samantha Ruth Prabhu) are two IT professionals working in Chennai. Kaveri has abandoned her family in her hometown due to family disputes and the violence that followed. Moscow is an orphan who has ancestral properties in his native village. Both fall in love, buy a house and live together. Soon, they have differences of opinions and plan to part ways. Then comes Azhagan (Harsha Vardhan), a most feared criminal on the police's wanted list. Azhagan comes across the couple's house and plans to murder them. But due to the timely intervention of the police, Azhagan is arrested and Moscow and Kaveri reunite. Kaveri also reconciles up with her estranged father (K. Selva Bharathy) and family members.

The film began production in 2007.^[3] Ravi saw some modelling photos of Samantha and quickly said that she would be the heroine of the movie. He also signed Rahul Ravindran as hero of the film.^[4]

Film score and the soundtrack are composed by Thaman. Despite being Thaman's first Tamil assignment as a composer, several of his later films had released prior to the release of Moscowin Kavery.^[5] The album was released in May 2009.^[6] The tune of the song "Gore Gore" was reused in the 2009 Telugu movie Kick.^[7]

All lyrics written by Vairamuthu.

A critic from Rediff.com wrote that "Moscowin Kaveri looks good. But that's about all that can be said about it".^[8] A critic from Behindwoods wrote that "The major plus point in the film is its short duration (100 minutes) and thankfully the ordeal comes to an end soon".^[9]