Karyam Nissaram (English: The Matter is Simple) is a 1983 Indian Malayalam-language drama film produced by Raju Mathew under the banner of Century Films and written and directed by Balachandra Menon. The film stars Prem Nazir and Lakshmi, along with Lalu Alex, Balachandra Menon, Poornima Jayaram, Sukumari, Jalaja, Baiju and K. P. Ummer in supporting roles. It gives us a glimpse into the life of a family during the period when their children marry off. The film explores the concepts of marital life and the impact of trust issues in a relationship.

The film was a blockbuster, running for 200 days. The film has musical score by Johnson and songs by Kannur Rajan. The film was remade in Kannada as En Swamy Aliyandire starring Tiger Prabhakar and Jayashri, in Tamil as Maappillai Sir starring Visu, Mohan, Rekha and Jayanthi and in Telugu as Pellam Chatu Mogudu starring Dasari Narayana Rao.