Sadhu Aur Shaitaan

Sadhu Aur Shaitaan Hindi is a 1968 Hindi film directed by A. Bhimsingh and starring Mehmood, Om Prakash, and Pran in lead roles.The movie is a remake of 1966 Tamil suspensecomedy Saadhu Mirandal which was also later remade in Kannada in 1980 as Driver Hanumanthu. The role played by Nagesh in Tamil version was reprised by Mehmood in the Hindi version.

Innocent and honest Bajrang Mehmood drives a taxi and helps everyone. He is devoted to another kindhearted gentleman Mr. Sadhuram Om Prakash who is a bank employee. Bajrang is attracted to a schoolteacher, Vidya Bharathi. Vidyas brother Dina Nath Kishore Kumar is a Drama Artist.One day a man claiming to be a childhood friend of Sadhuram, named Sher Khan Pran, enters their lives. His motive is to rob the bank where Sadhuram is employed and blame Sadhuram for this. He manipulates Sadhuram into accepting him, and moves in with him. He borrows a large sum of money from Sadhuram, and also manages to duplicate the banks safes key, and steals the money. The Bank Manager Nasir Hussain notifies the police of the robbery and Sadhuram becomes the prime suspect. In panic Sadhuram, who comes into possession of the money that Sher Khan has stolen, flees with the police on his tail. Sher Khan alias dacoit Dilawar Khan is killed and his dead body ends up in the back seat of Bajrangs taxi, and Bajrang too is on the run. No one can clear them of the crime because Dilawar Khan is dead. ........

Source: Wikipedia