Samudhiram is a 2001 Indian Tamil-language drama film written by Erode Soundar and directed by K. S. Ravikumar. The film stars an ensemble cast of Sarathkumar, Murali, Manoj Bharathiraja, Kaveri, Abhirami, Sindhu Menon and Monal. The score and soundtrack are composed by Sabesh–Murali. The film was released on 31 August 2001 and became a box office success. The film was remade in Telugu as Siva Rama Raju, in Bengali as Kartabya and in Kannada as Paramashiva.

Plot

Selvarasu is the head of his family, and his two brothers Thangarasu and Chinnarasu are ready to give up their lives for him. The three brothers are very fond of their sister Rasamani. A rich man from the neighbouring village Chinniyampalayam Zamin Rangarajan, feels insulted when Thangarasu mishandles his son Aakash during a temple festival, and to take revenge, he comes with a wedding proposal to make Rasamani his daughter-in-law. At the time of the wedding, the groom's family demands the entire wealth of Selvarasu to be transferred to Rasamani as the dowry, for which Selvarasu and his brothers agree. The brothers are insulted at every opportunity, while Rasamani is also ill-treated by her husband and father in law.