Devayani has appeared in a wide range of films, showcasing her versatility as an actress. Some of her notable works include "Iruvar" (1997), "Aval Varu" (1998), "Pudhu Kavithai" (2000), and "Katha Vathiyar" (2002). Her performances have earned her numerous awards and nominations, including two Tamil Nadu State Film Awards and a nomination for Best Actress at the South Indian International Movie Awards.