Watch the promo of blockbuster hit film, Dharma Yogi, starring Dhanush in double role and Trisha and Anupama as female leads. Dharma and Yogi in the film are brothers. While one is a politician the other is a professor. Dhanush's double role for the first time has boosted his image. Trisha has given a stunning performance. Background score and music for the film is by Shankar Narayan, which elevates the script to another level.