Premi Viswanath began her career as an actress in the serial Karuthamuthu on the Malayalam channel Asianet. Viswanath is a Malayalam television actress who plays the female lead in the karuthamuthu serial ( Karthika ) which is produced by bros creations. This serial airs on the Asianet Channel from Monday through Saturday. The serial started in 2013. Viswanath won the best female actress (new face) 2014 Asianet Film Awards night at karuthamuthu serial. And another serial moonumani its one of the popular serial on going Flowers (TV series) channel.