Valaiyapathy is Kasi's father, described as abusive and crippled. He is part of the family Kasi supports through his singing, alongside his older brother and younger sister. The plot summary does not describe any further actions by Valaiyapathy.
Pandiyan's stepbrother and rival. His public insult toward suitor Ravi triggers the entire revenge plot. He becomes the target of Sivam's infiltration, which involves posing as a cinema director. He is drawn into escalating conflicts as fake identities unravel within his household.
Bhoothalingam is an old friend of Arukkani's father. When he hears that the father has been unable to find a suitable groom for Arukkani, Bhoothalingam proposes that his son Murali marry her. This arrangement leads to Arukkani and Murali's marriage and sets the main conflict in motion.
Viswanathan is a police inspector who helps Suryaprakasam escape David's accusation and testifies in court to frame David for Rosy's murder. By the time David is released, he is Superintendent of Police. David confronts him at police headquarters and rigs a hanging trap in his office, killing him when Dr. Unnikrishnan opens the door.
Sakthivel's Father is a wealthy landlord who is frustrated by his son's irresponsible lifestyle. He arranges for Sakthivel to marry his close friend's daughter, unaware that Sakthivel loves Indhu. He becomes furious after Sakthivel's false accusation damages the family relationship, but is eventually convinced to support the marriage.
The owner of the cinema theatre where Vasu resides and spends his days. Mentioned briefly as the venue's proprietor.
A wealthy politician who resides with his second wife, Vasantha. He is heavily influenced by her ambitions and greed, leading to a strained relationship with his first wife and son.
S. Ekambaram is an MLA who initially clashes with Annamalai but comes to recognise his good nature. He later supports Annamalai by helping him secure funds, enabling the former milkman to start a sweets business and begin the long rise that makes him a leading hotelier.
Ethiraj is an associate of Krishna Prasad and participates in the criminal network behind the fraudulent weddings and trafficking of brides into sex work. Alongside Nagaraj and Sukumar, he helps Krishna Prasad evade legal consequences and becomes part of the group Vijay sets out to expose and capture.
Nallasivam is a corrupt police inspector who helps frame Manohar in collusion with Rajamanickam, Jayaram, and Muthuraaj. Raja and Babu use evidence of his illicit wealth to pressure him, and Raja later forces him to assist with his infiltration. Nallasivam eventually joins Muthuraaj's attack but is arrested by Geetha.
A vengeful elder who orders the killing of Cheena Thaana son in retaliation for his own son murder. His henchmen ultimately kill Cheena Thaana, directly causing Thamarai hatred toward Idhayakani.
Ganesh's father moves into a new house with Ganesh, Ganesh's mother, and Priya. When Ganesh is possessed by a ghost and starts behaving rudely, he is part of the family that cannot understand what has happened and seeks help from a priest. The plot summary gives no further individual actions for him.
Vinu Chakravarthy has 188 screen credits in a career dating back to 1978. Signature works include Poo Vaasam, Naan Sonnathey Sattam, Karagattakkari. Explore the interactive character relationship maps on each title page to trace how their roles connect across franchises.
Related entry on Wikidata (Q7932907), public domain (CC0).
