Surender Mohan Pathak is an author of Hindi-language crime fiction with nearly 300 novels to his credit. His writing career, along with his full-time job in Indian Telephone Industries, Delhi, began in the early 1960s with his Hindi translations of Ian Fleming's James Bond novels and the works of James Hadley Chase. He also wrote his own James Bond series.
His first short story, 57 saal puraana aadmi, was published in a Hindi magazine Manohar Kahaniyaan in 1959. His first full-length novel, Purane Gunah Naye Gunahgar, was published in Neelam Jaasoos in 1963.
His major work began with what is called the "Sunil" series which consists of at least 122 novels. Sunil, a debonair and upright investigative journalist for the fictional daily newspaper Blast, lives in the fictional city of Rajnagar, a metropolitan city located on the coastline. Sunil has a quixotic nature when it comes to damsels in distress, which happens only too often. He is a man in his 30s, who is willing to go any lengths in pursuit of justice, mostly with help of his best friend Ramakant Malhotra, a dipsomaniac and owner of a club called Youth Club.