Watch Full Movie Online. Thulavarsham is a 1976 Indian Malayalam film, directed by N Sankaran Nair and produced by Sobhana Parameswaran Nair. The film stars Prem Nazir, Kaviyoor Ponnamma, Prema and Sridevi in lead roles. The film had musical score by V. Dakshinamoorthy and Salil Chowdhary.