Cast: Soundarya, Abbas
Music: Koti
Screenplay - direction: Sanjeeva
Producer: C.V. Reddy

Swethanagu' is a heroine-oriented film. Soundarya and Abbas play the lead characters. This is the first film by Soundarya after her marriage. Assistant director Sanjeevi is introduced as a director through this film. Lalla Devi pens the story for the movie.

The story of the film revolves around snakes. Soundarya is a researcher on snakes. A 12 feet long white Cobra has been specially brought from Meghalaya for the movie. The snake is trained by Masthaan. The snake does many extraordinary activities in the movie. The movie is said to be sentimental and entertainer as well.