The makers of Kadhal Reset Repeat has released another single from the film's soundtrack, titled 'Unnai Ninaithu'. AL Vijay is directing the film, which has music composed by Harris Jayaraj.

Sid Sriram has lent his vocals for the melody along with Prashanthini. Lyrics for the song has been written by Vairamuthu. The lyric video for the song also features some scenes from the film, which hints at a child's innocent crush on another child of the same age.

Apart from Vairamuthu, his son, Madhan Karky and Arcus Aryan have also written lyrics for the film. Earlier a single from the film, titled 'Yamma Ghajini', was released.

Kadhal Reset Repeat has a story by A Mahadev and AL Vijay, with screenplay by A Mahadev and dialogues by AL Vijay. Sunny Denvi is producing the film along with Prabha Premkumar as a co-producer. D Studios and Denvi Productions are the banner backing the film.

The cast of the film includes Madumkesh, Arjun Ashokan, Jiya Shankar, MS Bhaskar, Jayaprakash, Viji Chandrashekar.