Namitha's breakthrough role came in 2002 with the Tamil film "Piriyaadha Varum Yaarum," which earned her critical acclaim and recognition. Her performance in the film showcased her range as an actress, and she soon became a household name in South India. She went on to star in several successful films, including "Jaya Bolo" (2002), "Thirudiya Doorathu" (2003), and "Aaha" (2003).