


Bharatha Naidu as Kokila (Servant of Vijay home).Vineeth as Praveen Kumar "Praveen" (Devi's husband).Sahana Shetty as Ramadevi "Devi" Praveen (Muthaiah and Sivagami's daughter and Vijay's sister, Praveen's wife).Tharshika as Theresa (Thaiamma's adopted daughter, Nurse Mary's daughter).Rishi Keshav / Pollachi Babu as Muthaiah (Vijay's adopted father, Devi's father)(Main Antagonist).Dharini as Sivagami Muthaiah (Vijay's adopted mother, Devi's Mother)(Main Antagonist).Master Sarvesh as Sundar Vijayakrishnan (Vijay and Isai son).

Sandra Babu as Young Chinnathai/Thaiamma.Sri Latha as Chinnathai/Thayamma (Vijay's biological mother).Shruthi Raj as Isaipriya Vijayakrishnan (Vijay's wife).Krishna Raghunandan as Vijayakrishnan Sundaramoorthy.Thayamma also has an adopted daughter Terasa. She is very kind to Thayamma who works as a maid in the family but is actually Vijay's real mother. Isaipriya popularly known as Isai manages to solve all problems and challenges and that forms the story. Isaipriya's father rejected her owing to her marriage with Vijay. Whether he will recognize his mother or not forms the crux of the story. Aware of the truth, can Isai reunite the mother and son. Life takes a turn when his mother enters their home as a maid. As an abandoned child, Vijay yearns for a mother’s love and thereby strongly dislikes his unknown mother. Vijay who is married to Isaipriya ( Shruthi Raj) has a beautiful family. The story of Thalattu revolves around Vijayakrishnan ( Krishna) who has never experienced the love of a mother as he was separated from her in his earlier stage.
