Best known for his work in the movie Happy Days, which was a blockbuster hit, Nikhil Siddhartha is a Telugu movie actor. Having made cameo appearances in movies like Sambaram and Hyderabad Nawabs, which he also assisted on, Nikhil went on to appear in movies like Yuvatha, Aalasyam Amrutam, Karthikeya, Shankarabaranam, Ekkadiki Pothavu Chinnavada and Keshava. He is also associated with the 2018 Telugu comedy-romance Kirrak Party directed by Sharan Koppisetty, starring opposite Samyuktha Hegde and Simran Pareenja in lead roles.