Balki has written and directed the much enjoyed Cheeni Kum (2007), which starred Amitabh Bachchan and Tabu. His second feature film was the critically acclaimed and commercially successful Paa, (produced by Sunil Manchanda and Abhishek Bachchan), released on 4 December 2009, starring Amitabh Bachchan, his son Abhishek, and Vidya Balan. Shamitabh was his third Bollywood venture starring Amitabh Bachchan, southern superstar Dhanush and Akshara Haasan, who made her debut in the film. The film released on 6 February 2015. He then wrote and directed Ki and Ka which was released on 1 April 2016 starring Kareena Kapoor and Arjun Kapoor. His next was Pad Man, released February 2018, based on the life of Arunachalam Muruganantham, which he co-produced, wrote and directed. In 2019 Balki coproduced and wrote Mission Mangal where he also played the role of creative director.