Moondram Pirai

A compassionate schoolteacher who risks himself to protect Vijaya after learning her true plight. He pays a heavy price to secure her freedom and shelters her in a hillside home, treating her with gentle care. His steadfast protectiveness and inability to win her recognition drive the emotional core of the story.

A young woman who suffers retrograde amnesia, regressing to a childlike state. She forms a close, dependent bond with Cheenu, yet cannot recall her past or recognize him. Her innocence and vulnerability illuminate the fragility of memory and identity.

Viji's determined father who relentlessly searches for his missing daughter. He represents the anxious family side of the story and ultimately withdraws the police complaint when a potential lead is found. His perseverance frames the moral stakes of abandonment and reunion.

A local woodcutter who preys on Vijaya, highlighting the dangers she faces after being abducted. His threat contrasts Cheenu's protective care, prompting a violent, protective response from Cheenu and the community.

A calculating and mercenary broker who profits from Vijaya's imprisonment. She embodies the exploitation at the heart of the film's conflict and its critique of human trafficking. Her actions catalyze Cheenu's desperate bid to liberate Vijaya.

A traditional healer who treats Vijaya after a perilous journey, enabling her to recover memory. He plays a crucial role in the escape from danger and the revelation of Vijaya's past through care.

Viji's father figure who actively seeks his daughter and ultimately accepts her fate in the wake of her memory recovery. He represents the parental drive for reunion and safety.

Cheenu's old friend who accompanies him to Madras and shares in his concern for Vijaya. He provides companionship and context to Cheenu's actions within a close-knit community.

A character who is attracted to Cheenu, representing the social textures and temptations of the world surrounding the main drama. Her presence highlights the complexity of Cheenu's relationships outside Vijaya.