Nirmalayam is a 1973 Malayalam-language Drama Comedy film written and directed by M.t. Vasudevan Nair and M. T. Vasudevan Nair and produced by Novel Films. Nirmalayam features P. J. Antony, Shanta Devi, Kaviyoor Ponnamma, P.j. Anthony, Ravi Menon, Kottarakkara Sridharan Nair and Nilambur Balan. The movie is based on Pallivalum Kalchilambum by M. T. Vasudevan Nair. The music was composed by K. Raghavan along with M. B. Sreenivasan. Cinematography was done by Ramachandra Babu and editing by Ravi. The motion picture has a running time of 134 minutes. It was released on 1st January 1973.