The makers of Mask have released the second single from the film's soundtrack, titled 'Idhudhan Engal Ulagam'. Producer and star Andrea Jeremiah has lent her vocals for the song.

GV Prakash Kumar is composing music for Mask. 'Idhudhan Engal Ulagam' also features singers Ananthu, Smith Asher, and Vaaheesan Rasaiya. Kaber Vasuki has written the lyrics for the song, with Vaaheesan writing the rap portions.

The video for the song is set in a nightclub and offers a look at Pavan's character a politician. The song also features Andrea Jeremiah's character, the antagonist of Mask.

Mask is Andrea's maiden production venture. She produces the film alongside SP Chockalingam. Black Madras Films and The Show Must Go On are the banners backing the film.

Mask is written and directed by Vikarnan Ashok, and has Vetri Maaran as a mentor for the film. RD Rajasekhar is part of the technical crew as the cinematographer, alongside R Ramar as the editor, Jacki and M Vijay Iyyappan as the art directors, and Peter Hein handling stunts.