Main •
Iraa Agarwal (2019 – 2021) as Thulasi: Vishwa wife; Sivagami and Parthiban's foster daughter; Bairavi and Rajarajan's biological daughter • Riyas (2019 – 2021) as Vishwa (Replaced by Vimal) • Vimal Venkatesan (2021) as Vishwa: Thulasi's husband; Bairavi and Rajarajan's foster son; Sivagami and Parthiban's biological son • Sathya Sai Krishnan (2020 – 2021) as Kanakalakshmi: Vishwa's ex-fiancee, who comes with an idea to marry Vishwa (Main Antagonist)
Recurring • Vanaja as Bairavi: Foster mother of Vishwa, and biological mother of Thulasi (2019 – 2021) • Gayathri Priya as Sivagami: Foster mother of Thulasi and biological mother of Vishwa (2019 – 2021) •
Yuvanraj Nethrun (2020 – 2021) as Parthiban: Sivagami's husband, he was Foster father of Thulasi and Biological father of Vishwa • Parthan Siva as Parthiban (2019 – 2020) • Bharath Kalyan as Rajarajan: Bairavi's husband and Sivagami's brother, the foster father of Vishwa and biological father of Thulasi (2019 – 2021) • VJ Meenakshi (2019 and 2020 – 2021) as Sathyavathi: Bairavi's faithful house servant • Raghavendran as Mayakannan: Thulasi and Vishwa's helper (2020 – 2021) • Nisha as Rudhra: Kanaka Lakshmi's elder sister, Parallel Antagonist (2021) • Srithik Sriram as Sriram: Vishwa's best friend (2020 – 2021) • Balambika (2020 – 2021) as Kanchana: Thulasi and Vishwa's parental grandmother and Kanaka Lakshmi's grandmother. She plans to separate Rajarajan and Parthiban's family •
Shanthi Williams as Kanchana (2019 – 2020) (replaced by Balambika)
Special appearance •
Vishnu as Prabhu: Thulasi's boyfriend (Episode 197–199) •
Ayesha as Sathya: who helps Vishwa and Thulasi to unite (Episode 197–199) • Rekha Nair as Renuka Devi: The district Minister, whose daughter was rescued by Thulasi ==Production==