. The film is a departure from Menon's typical romantic style, focusing on a dark, serial killer narrative inspired by real-life cases and classic psychological thrillers. Where to Watch Online You can officially stream Nadunisi Naaygal on the following platforms: Disney+ Hotstar : Available to stream in HD with subtitles for subscribers. JioHotstar

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| Actor | Role | Notes | | :--- | :--- | :--- | | | Veera / Samar | The lead actor, making his debut, bears the immense weight of the complex, dual role. | | Sameera Reddy | Sukanya | A popular actress known for her work in Hindi, Telugu, and Tamil cinema. | | Swapna Abraham | Meenakshi Amma | The neighbor who rescues young Samar. | | Ashwin Kakumanu | Arjun | Marked his acting debut in this film. | | Samantha Ruth Prabhu | Asylum Patient | A cameo appearance, playing a patient in an asylum. | | Deva (Avishek Karthik) | Vijay | An important character in the supporting cast. |

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