Pournami Alaigal (transl. Full moon waves) is a 1985 Indian Tamil-language legal thriller film produced, written and directed by M. Bhaskar. The film stars Sivakumar, Ambika and Revathi, with Major Sundarrajan, Sivachandran and A. R. S. in supporting roles. It was released on 12 January 1985 and emerged a commercial success. The film was remade into Telugu as Sravana Sandhya and in Hindi as Majaal.