[2] Subsequently, he starred in films such as Chandana, Zamindarugari Ammayi, Devathalara Deevinchandi, Panthulamma, Intinti Ramayanam, America Ammayi, Andame Anandam while establishing himself as one of the finest actors in Telugu cinema.

Ranganath then worked as ticket collector for the Indian Railways before becoming an actor.

Some of his most popular films include Intinti Ramayanam, America Ammayi, Love in Singapore, Zamindaru Gari Ammayyi, Panthulamma, Andame Anandam, Mavuri Devatha, Kondaveeti Donga, Thayaramma Bangarayya, Rama Chiluka, Khaidi, Devathalara Deevinchandi and Sriramadasu.

Apart from acting in several serials, he has also directed a feature film titled Moguds Pellams (2005), starring Sivaji Raja and Rathi.

[6][7] Ranganath was found hanging in his residence at Hyderabad on 19 December 2015 at about 5 pm by his housemaid.