Vidayutham is a 2016 Indian Tamil film directed by Nagamaneci. The film stars Tanvi Ganesh Lonkar, Kaushik Ram and Nagamaneci in the lead roles. This film is produced by Sree Nagaraja Sarpayaakshi Films and Nagamaneci Entertainments Private Ltd. The film was theatrically released on 18 March 2016.^[1][2][3]

The film unfolds through a journey where one faces the consequence when two people meet each other. Devathai, who is the daughter of the ex-minister Chitravel, comes across her first love Kaushik at her grandmother's death. She starts her love adventure to know more about Kaushik. Meanwhile, her elder sister Nithya develops a relationship with her father's rival Paddi Alandhan's son Prakash. A special investigating officer Nagaraj is set to unravel the clues and in his investigation, he gradually realizes that it is not any man behind this, but it is the power of the demon force (ghost) that was leading to these gruesome murders, which cannot been seen or heard.

While getting deeper into the investigation, Nagaraj gets to know the reason behind the ghost doing this and from where and why has this ghost been originated. Trying to find a solution to this problem, he gets to know the Nagraja temple in Nagarcoil and the power behind that. In the temple, there is a five-headed snake, and the mud that comes out from the snake is the "prasadam" for that temple. The prasadam is so powerful that if anyone applies it on their forehead, then no evil, sprit, or ghost will touch or come near them, and using the power of this temple, he is able to destroy the demonic force (ghost), thus succeeding making it flee.

The film initially began production in 2012 under the title Kadhal Theevu with director Vetriveeran and the film was reported to be a romantic thriller. Ram Saravana aka Ram Charan, who had earlier worked as a child actor in Thangar Bachan's Azhagi (2002) in the song "Damakku Damakku" was selected to play the lead role.^[4] Through a common friend, the makers signed on actress Tanvi Ganesh Lonkar, who had earlier appeared in the English film Slumdog Millionaire (2008), to play the female lead role. Tanvi signed the film citing her interest in using the Tamil film industry as a platform to break into bigger films in Bollywood, citing the examples of actresses Asin and Genelia D'Souza. Tanvi learned Tamil to shoot her scenes.^[2] The actress's inclusion in the film was widely covered by the media.^[5][6] Before N. Nakamaneci took over as director, Manoj Bharathiraja was cast as the antagonist.^[4]

The film had a theatrical release across Tamil Nadu on 18 March 2016.^[7][8] A review from the newspaper Thinnai gave the film a negative review and criticised the film's screenplay. ^[9] The film was also reviewed by newspaper Maalai Malar.^[10]

• Vidayutham at IMDb