Udhayanidhi Stalin is a former Indian film producer & actor, who has worked on Tamil language films. The grandson of former Tamil Nadu Chief Minister M. Karunanidhi,  Udhayanidhi Stalin entered the film industry as a film producer and  distributor with his production studio, Red Giant Movies, and made films  including Kuruvi (2008), Aadhavan (2009) and Manmadan Ambu (2010). He subsequently made his debut as an actor through the romantic comedy, Oru Kal Oru Kannadi (2012), and has since continued producing and starring in his own films. He formally retired from acting post Maamannan (2023) to focus on his political career.