in 2013 Sumalatha did her schooling at St. Joseph's Convent School, Brodipet,
Guntur. She began acting at age 15, after winning an Andhra Pradesh
beauty contest in 1979. After her pictures began circulating in the magazines, film producer
D. Ramanaidu expressed interest in casting her in his film and offered her a signing amount of 1,001 in 1979. However, she made her film debut in
Tamil with
Thisai Maariya Paravaigal (1979). She was named the Best New Face following the film. She entered the Telugu film industry with
Samajaniki Saval (1979). She made her Kannada debut with
Ravichandra (1980) opposite
Dr. Rajkumar her Malayalam debut with
Moorkhan (1980). She was
Rajinikanth's heroine along with
Rati Agnihotri in films like
Murattu Kaalai and
Kazhugu. She was the heroine of legendary Malayalam actor
Jayan's last film
Kolilakkam (1981). Sumalatha reportedly speaks six languages, and has acted in five appearing in many
Telugu,
Malayalam,
Kannada films and a few in
Tamil and
Hindi. Her most memorable Malayalam films include
Thazhvaram,
Isabella,
Nirakkoottu,
Dhinarathrangal,
Thoovanathumbikal,
Parampara and
New Delhi. Her popular Kannada movies include
Aahuti,
Avatara Purusha,
New Delhi, Taayi Kanasu,
Karna,
Hong Kongnalli Agent Amar, Taayiya Hone and
Kallarali Hoovagii. She received the best actress Nandi Award for her role in
Shrutilayalu in 1987. She is a close friend of actress
Suhasini Maniratnam. The friendship between the two provided the material for a candid scene in the film, when director Kodandarami Reddy noticed Suhasini combing Sumalatha's long hair on a train journey to the film set. Reddy had asked his cameraman, Ashok Reddy, to film the two and added the scene to the movie's final cut. ==Personal life==