He shot to fame with the role of Balawardhiraju in 1942 Balanagamma movie produced by Gemini Studios.

[2][3] During his school days in 1949, Mir Osman Ali Khan, the Nizam of Hyderabad was chief guest of Nalgonda Health, Agricultural & Industrial Exhibition.

[4] Since, his father was a music-lover, Viswam was taught Carnatic and Hindustani music from Pandit Mandapati Venkatraju at Nalgonda.

In 1940, Bhavani Pictures produced Chandika movie under direction of R. S. Prakash and were looking for child artists.

Through them, he got opportunity to act as cowherd boy, Ganesha Bhattu in Bhookailas Telugu movie, produced by A. V. Meiyappan and directed by Sundar Rao Nadkarni.

He later acted as Balavardhiraju in Gemini Studios production 1942 blockbuster movie, Bala Nagamma.

It is based on famous Telugu Burrakatha folklore story of a queen Balanagamma abducted in the form of a dog by an evil magician, Mayala Marathi and later released by her son Balavardhiraju.

However, by putting away Viswam in that movie, it paved role for another great actor to have his debut.