Indrudu Chandrudu is a 1989 Telugulanguage Indian feature film directed by Suresh Krissna and produced by D.Rama Naidu, starring Kamal Haasan, Vijayashanti and Charan Raj in lead roles.
G.K Rayudu Kamal Haasan is a corrupt Mayor and along with his assistant Charan Raj takes bribe and sells a market to a rich businessman and forces the poor people doing business in the land to move out threatening physical harm. Although Rayudu is married to Srividya, he has a mistress. Rayudu comes to find out that his assistant and his mistress are married and has been cheating him out of his money for a long time. He finds the assistants stash of diamonds and takes it. After spending some time with his wife and kids, Rayudu gets a change of heart and decides to expose his and his assistants illegal activities. Before he leaves, he hides the diamonds inside one of his childrens toys. His assistant finds out, murders Rayudu in a fit of rage and stores the body in a freezer.Panicking that soon people will realize that the Mayor is missing, he notices Rayudus younger lookalike, Chandram Kamal Haasan in a mental institution. Deducting that Chandram is faking his mental breakdown to beat a murder charge and avoid jail, they blackmail Chandram into playing the Mayor till a major deal is completed and the assistant gets a lot of money. Chandram is promised freedom if he is successful. Chandram learns Rayudus speech and mannerisms and with heavy prosthetics and make up, becomes a suitable double for the Mayor. ........
Source: Wikipedia