Chori Mera Kaam (1975)

Original title: चोरी मेरा काम

Bhola Nath is a young petty criminal/robber/pickpocket whom works with a female acomplice and his former lover, Sharmii. Bhola unknowlingly is the illigetimate son of a police officer, named Kumar, whom has been tracking a shadowy gangster, named Amanarchard Rathore, whom Kumar imprisoned 20 years before and has now been paroled and resumed his life of crime. Bhola was abducted by Amanarchard's henchmen as a little boy, but escaped and was raised by a veteran thief named 'Mr. John,' while his Lt. Kumar and his wife and other son have long belived that their other son was dead. Bhola and Sharmii stumble upon a manuscript for a book titled 'Chori Mera Kaam' during one of their robbery excursions belonging to Mr. John's former partner in crime which they sell to a shady publisher, named Parvin Bhai, which becomes a nationwide best seller. But it attracts unwanted attention from the police, the local mob, and the original writer himself.