Dost Aur Dushman

A creation can trap the creator. An Indian Scientist Prof. Mehra invented a scientific appliance to control the nature. But before this invention could be used for the country. Some enemy force launched a massive action to retrieve it. In process they kidnapped Prof. Mehra and got away with half of the formula. They were vastly helped by their right hand man John, who looked very much like the butler, Harikrishnan, of the Prof. This action and Raj, a master secret agent is assigned. (imdb)