Diwaker Singhal is the producer of film Riyasat. It is a Hindi-language action movie, where the cast was
. It is Rajesh Khanna's last film in the Bollywood and the film was released on 18 July in the year 2014 and got flop in the box office but critics found it an appreciable film for Rajesh Khanna’s immense acting. Diwakar has worked mainly in Bollywood. He has a professional account in LinkedIn.