Kalyana Rathriyil (1966)

Kalyana Rathriyil (transl. During the wedding night) is a 1966 Indian Malayalam-language crime thriller film directed by M. Krishnan Nair and produced by M. Raju Mathan. The film stars Prem Nazir, Adoor Bhasi, Muthukulam Raghavan Pillai and T. S. Muthaiah. Notably, it is the first Malayalam film to receive an A (adults only) certificate. The horror in the film stems from its suspenseful plot, which involves a man investigating his in-laws' connection to a ghost on his wedding night.