Navjeevan Productions

A man (Amitabh Bachchan) is found wounded on railway tracks and when he awakens he has no memory of who he is and doesn't remember anything about his life.

Ram and Balram are 2 young boys who live with their loving parents. Their scheming uncle, Jagatpal, however kills the boy's father and mother. Jagatpal lies to the boys that their parents have been killed in an accident and promises to raise them himself. He enrolls the younger brother Balram, in school and eventually sends him off to join the police force. The older becomes a mechanic. Jagatpal has a tight hold on the boys, even when Ram is an adult, he still gives all his wages to his uncle and is only allowed to keep a few rupees for pocket money.

When a police officer is framed for bribery by a criminal, his younger brother creates a secret identity for himself and poses as underworld figure Mr Natwarlal, determined to slowly but surely get revenge on his brother's behalf.

A Police officer seeks the help of two gangsters to combat terrorism.

Manu, a poor farmer, insists Pannalal to marry his sister, Tulsi, after he molests her. When he refuses, Manu resorts to a trick to avenge the insult.