India’s first underwater war film tries to decode the mystery behind the sinking of Pakistani submarine PNS Ghazi during the Indo-Pak war of 1971. Kay Kay Menon, Rana Daggubati, Atul Kulkarni, Taapsee Pannu, Amitabh Bachchan, Om Puri, Milind Gunaji Added on Amazon Prime 2023-06-06.