A former investment banker at London, Prakash gave up his lucrative job in order to pursue his career in the film industry. Making his debut as a director in 2003, Prakash directed the Vijay Raghavendra-starrer Kannada movie Khushi, which opened to a fantastic start and ran in cinemas for over 100 days. After the success of his debut movie, Prakash collaborated with Vijay on three occasions on movies like Rishi, Shree, and Gokula. His most successful movie continues to remain Milana, which he roped in his cousin, Puneeth Rajkumar, for the lead. The movie ran for 450 days in PVR, winning him the Udaya Film Award for Best Director. In 2017, Prakash directed the action drama Tarak, which features Darshan, Sruthi Hariharan and Shanvi Srivastava in lead roles.