Sanghunadam (transl. Sound of Conch Shell) is a 1988 Indian Malayalam-language drama film, directed by T. S. Suresh Babu, written by Pappanamkodu Lakshmanan and produced by Harinarayanan under the banner of Ragasudha Films in their debut production. The film stars Mammootty in the lead role, alongside Ratheesh, Nalini, Suresh Gopi, Nedumudi Venu, and Rohini in supporting roles. The film features original songs composed by Jerry Amaldev. This is one of the few films where Innocent plays a negative role.