Sonar Sansar tells the story of Abhijit Roy, who is retired and survives with his two sons and a daughter. The film revolves around their daily struggles and problems.
| Actor | Role |
|---|---|
 Prosenjit ChatterjeeNot listed | Not listed |
 Tapas PaulNot listed | Not listed |
 Subhasish MukherjeeNot listed | Not listed |
 Chiranjeet ChakrabortyNot listed | Not listed |
 Anamika SahaNot listed | Not listed |
 Sumitra MukherjeeNot listed | Not listed |
 Shankar ChakrabortyNot listed | Not listed |
 Kaushik BanerjeeNot listed | Not listed |