A grandfather, police officer and a priest join hands to investigate and find a missing child.
| Actor | Role |
|---|---|
 Amitabh BachchanJohn Biswas | John Biswas |
 Nawazuddin SiddiquiMartin Das | Martin Das |
 Vidya BalanSarita Sharma | Sarita Sharma |
 Padmavati RaoNancy Biswas | Nancy Biswas |
 Mukesh ChhabraTariq (Estate Agent) | Tariq (Estate Agent) |
 Prakash BelawadiKumar | Kumar |
 Masood AkhtarImambara Official | Imambara Official |
 Tota Roy ChowdhuryPeter Roy, Angela's Father | Peter Roy, Angela's Father |
| AArun SahaLMO Clerk | LMO Clerk |
 Sabyasachi ChakrabortyManohar | Manohar |
| AAarnaa SharmaAngela Roy | Angela Roy |
 Paritosh SandACP | ACP |
 Suneel SinhaHari Prakash | Hari Prakash |
 Anupam BhattacharyaHemant Poddar | Hemant Poddar |
 Ardhendu BanerjeePolice Commissioner | Police Commissioner |