Excellent collection of dubbed and original South Indian movies.
While free, downloading from Tamilyogi and Tamilrockers carries significant risks for the user: Tamilyogi Dubbed Movies Download Tamilrockers
Perhaps the most infamous name in the Indian piracy scene. Tamilrockers gained notoriety for leaking newly released Tamil movies within hours of their theatrical release. Like Tamilyogi, it has diversified into dubbed content and other regional languages. Excellent collection of dubbed and original South Indian