Ullaasam (transl. Joy) is a 1997 Indian Tamil-language romantic action film directed and co-written by the duo J. D.–Jerry and produced by Amitabh Bachchan. The film stars Ajith Kumar, Vikram and Maheswari with Raghuvaran, S. P. Balasubrahmanyam and Srividya in other pivotal roles. It was released on 23 May 1997 to mixed reviews.

Ajith Kumar is an Indian actor who works predominantly in Tamil cinema. To date, he has starred in over 61 films, and won four Vijay Awards, three Cinema Express Awards, three Filmfare Awards South and three Tamil Nadu State Film Awards. In addition to his acting career, Ajith is also a sports car racer and participated in the MRF Racing series (2010). He became a race car driver, competing in circuits around India in places such as Mumbai, Chennai and Delhi. He is one among very few Indians to race in the International arena and in Formula championships. Based on the annual earnings of Indian celebrities, he was included in the Forbes India Celebrity 100 list three times.