Muthu

A charioteer working for Raja Malayasimman who becomes a protector and romantic lead. He demonstrates loyalty, courage, and a willingness to challenge authority to safeguard Ranganayaki. His journey blends humility with growing leadership as he learns his true lineage.

A theatre actress who captivates Raja and falls in love with Muthu. She faces harassment from a local chief but is kept at the palace to preserve her safety. Her love catalyzes the central romance and she seeks to escape an abusive brother-in-law.

Raja's maternal uncle who plots to seize wealth and power. He orchestrates schemes to remove rivals and manipulates others to further his goals. His machinations set the conflict in motion and are ultimately confronted.

An informer at the palace who misreads and conveys info to further Ambalathar's plans. His actions trigger misunderstandings that threaten Muthu and Ranganayaki's safety. He is ultimately forced to reveal Ambalathar's order to kill Raja.

The zamindar who falls for Ranganayaki after initially pursuing his own love with her. He is manipulated by Ambalathar and his confidants but ultimately exercises forgiveness and reconciles with Muthu. He embodies the conflict between duty and personal happiness.

Muthu's adoptive mother who raises him with a sense of duty and compassion. She reveals the truth about the zamindar's past and helps set right the mistaken beliefs about lineage. Her role anchors the emotional core of the family drama.

Ranganayaki's abusive brother-in-law and antagonist who attempts to forcibly control her and threaten Muthu. He embodies violent patriarchal attitudes and becomes a target of Muthu's defense.

The daughter of Ambalathar whose marriage to Raja is discussed, adding another layer to the palace's political calculations. Her relationship with Raja shapes the feudal marriage politics that frame the central romance.

Raja's rival who fraudulently inherits lands by exploiting others, later revealed and forced to confront his wrongdoing. He is a foil to Muthu's rightful claim to the estate.