Nooravathu Naal is a 1984 Indian Tamil-language mystery thriller film written and directed by Manivannan. The film stars Vijayakanth, Mohan and Nalini, with Thengai Srinivasan, Janagaraj and Sathyaraj in supporting roles. It is an unofficial adaptation of the 1977 Italian giallo film Sette note in nero. The film was remade in Malayalam as Aayiram Kannukal (1986) and in Hindi as 100 Days (1991).

Alagarswami Vijayakant, popularly known as Captain, was an Indian actor and politician who served as the leader of the opposition in the Tamil Nadu Legislative Assembly from 27 May 2011 to 21 February 2016. He was the founder and second general secretary of the Desiya Murpokku Dravida Kazhagam. On 9 May 2024, Vijayakant was posthumously awarded the Padma Bhushan, India's third-highest civilian honour. Vijayakant was regarded as one of the most influential politicians in Tamil Nadu.