A Darjeeling-based singer is asked to impersonate and take over the life of a Calcutta-based China Town gangster.
Mystery surrounds the ruins of an old tower house, where at select nights, a woman comes out wailing a song, amidst people committing suicide by throwing themselves off the tower. The police investigate this, but are baffled, and unable to solve this mystery. The woman is Seth Durgadas' late wife. The police interview Seth Durgadas but nothing comes of it. In the meantime, Ranjeet (N.A. Ansari) rescues Sabita (Shakila), the only daughter of Seth Durgadas from the clutches of a tiger, and himself is disfigured for life. Out of pity, Durgadas appoints him manager of his organization and wealth, and soon a greedy Ranjeet starts showing his true colors, which ultimately result in the murder of Durgadas, and the prime suspect is none other than Suresh Kumar (Ajit), the man who Sabita loves.
The power mad Dr. Shaitan (Sheikh Mukhtar) uses atomic energy to create an army of zombies in an effort to destroy the world. It is up to Dr. Ashok (Prem Nath), and others of goodwill, to try and stop him; but the fight between good and evil results in great destruction.
Two friends both fall in love with two girls. Their romance was to culminate in marriage, when one of girls' brother is released from jail.
Kalu is a taxi-driver in Bombay, India. He has two women who love him and would like to marry him. Kalu first wants to establish himself, and become rich, before he can even think of marriage. One of the women who loves him, has a father who is involved in gangster-type activities, and would like Kalu also to join him so that he can get rich soon. Kalu has now to decide to become rich quick or sleep better.
Shunned by his family, a male endangers his life after he finds hidden treasure belonging to 40 thieves.