Puthiya Paravai

A wealthy, suave businessman whose public calm masks a painful private history. He blames Chitra's death on her unruly behavior and slaps that trigger medical distress, then fabricates a suicide scenario to shield his family from scandal. His later confession and arrest test whether love and loyalty can outlast a guilty conscience.

A woman who initially appears ready to share Gopal's life but is revealed to be a police officer investigating Chitra's death. She pretends to love him to keep up appearances while orchestrating a later, lawful confrontation. Her resolve to uncover the truth is matched by her commitment, even as she faces personal consequence.

Chitra is Gopal's first wife, a nightclub singer whose life ends tragically. The arrival of a look-alike impostor destabilizes the couple, creating doubt and conflict and forcing Gopal to confront the consequences of his past actions. The impostor's deception drives the central mystery of the narrative.

Latha's senior who poses as her father to protect her cover and manipulate the investigation. He supports the plan to trap the killer while preserving appearances. His role blends familial concern with calculated strategy.

Chitra's brother who questions the impostor and participates in pushing for a truth-bearing resolution. He helps uncover inconsistencies and drives the pursuit of the real killer. His actions contribute to the eventual revelation of the crime.

The local investigating officer who initially encourages the impostor's assertion and later oversees the entrapment that leads to a confession. He embodies calculated cunning and a desire to see justice served. His role pivots the investigation toward truth.

The impostor's ally who participates in the deception and helps execute the cover story. She becomes a key player in the scheme to mislead others and later in the unraveling of the truth. Her actions highlight the peril of manipulation for social protection.

Gopal's fellow police officer and friend who is drawn into the case’s pressures. He is persuaded by the developing evidence and participates in the pursuit of the impostor. His role underscores the law's involvement in personal drama.