Kala Pani

Determined and resourceful, Karan learns his father Shankarlal is jailed for a murder he didn't commit. He pursues witnesses and the critical letter to reopen the case, and he navigates a budding romance with Asha. His courage drives the pursuit of truth against a corrupt system.

Asha is the owner of the paying guest house where Karan stays and a journalist who helps expose the case. She becomes a key ally to Karan and a love interest, risking her career to publish the truth. Her involvement adds romantic tension and public accountability to the investigation.

Kishori is a witness who possesses a letter crucial to proving Shankarlal's innocence. She initially accuses Karan of deceit but reforms, ultimately handing over the original letter. Her change of heart catalyzes the reopening of the case.

The investigating officer who senses foul play but is silenced by the prosecutor. He reveals overheard conversations about the letter and provides critical context for Karan's pursuit of the truth. His testimony helps set the stage for exposing the conspiracy.

The prosecutor and villain who blocks the case to protect the real killer. He burns the vital letter in a moment of denial, revealing his involvement in the system's corruption. His later confession marks the climax of the pursuit of justice.

An associate who warns Kishori about Karan's pursuit, highlighting the network of threats surrounding the case. He embodies the coercive pressure placed on witnesses during the investigation.

Karan's father, jailed for a murder he did not commit. His imprisonment drives the central conflict and motivates Karan to challenge a corrupt system. His eventual release marks the story's emotional climax.

The actual killer who orchestrated the crime; Sardalilal's actions are uncovered as part of the conspiracy. He operates behind the scenes, prompting Karan's investigation.

The newspaper editor who resists printing allegations against the prosecutor, illustrating the real-world tension between journalism and legal protection. His stance pushes Asha to seek solid proof before publishing.

A neighborhood figure who appears in the social landscape of the film, contributing to the texture of the urban setting. Her presence adds to the community environment surrounding the main investigation.