Ahwan Sebastian was a playwright, director, music director and actor in Malayalam. Within a career of more than five decades, he has directed six stage plays, and has given music to more than twenty plays and two films (Love Marriage and Karutha Pennu). He has also scripted and directed a film Kalopasana (1981). He is best known as the writer and director of the stage play Devasutram which ran in Kerala theatres for many years. Other notable scripts include Upasana, Brahmasuran, Chooshakamanthram and Anaswaramanthram. His last play, Kabandhangal, was released in 1984. He established his own professional drama group called "Musical Theatres" in 1958. He died on 2 March 2011, he was 77.