The first single from Mari Selvaraj's Maamannan was released by the makers on May 19. Sung by Vadivelu, the song has lyrics by YugaBharathi. The song, which has some powerful visuals (parai artistes and Stalin dancing to the song's beats) from the film interspersed with behind-the-scene moments from Rahman's studio, in a complete black-and-white colour palette.
Led by a strong star-studded cast of Vadivelu, Udhayanidhi Stalin, Fahadh Faasil and Keerthy Suresh, the film has camera work by Theni Eswar.