Singh originally belongs to Dehradun and studied at Film and Television Institute of India, Pune.

[6] He started his career working with state TV-channel Doordarshan in 1973 as a news cameraman and went on to handle the camera for another 10 years, before relocating to Mumbai.

He made murder mystery TV film for Doordarshan, Sirf Char Din, while preparing for that film, he started visiting the Crime Branch of police, and befriended Inspector Jayant Wagle, and in the process developed a lifelong interest in detective work.

[6] Turning point in career came with beginning of Sony TV channel, and started shooting of C.I.D., in 1998, about a team of detectives working for the Crime Investigation Department (CID) in Mumbai and is still on.

[8] He also started crime show on Life OK named Hum Ne Li Hai - Shapath which is about police inspectors and a social worker.