The happenings of one night. A young heiress, on the run from her murderous uncle, roams the streets of Bombay where she runs into a series of shady characters. To escape from them, she makes a rendezvous with all of them to meet her early next morning at the Gateway of India, which also happens to be the locale for some covert criminal activity involving her uncle, the idea being to nab the crooks red-handed.

Manohar Das is an only son who frequents nautch girls with his friend Badri. Manohar's father wants his son to mend his ways before it is too late. But Manohar is incorrigible. Finally, his father sends him to Ramgarh with his Guruji so that he is totally cut off from city life and where he can be reformed.

Multi-millionaire Balwant Rai is a widower who lives with his daughter Uma and a school going son Amar alias Munna. Since Uma is of marriage-able age, Balwant decides to get her marry to Sunderlall's son Raghuveer and they all move in to live with Balwant at his estate. In order to take cover of Balwant's entire property Sunderlall and Raghuveer first have him killed, locked up Uma in a den and attempt to kill Munna who is saved by a village boy named Mangal. Years later Mangal and Munna have now matured, and Munna has decided to make his friend Mangal the managing director of the entire Rai group of industries much to the disappointment of Sunderlall who has all time been the M.D of Rai industries.

Bitter hatred had always existed between two Rajput families, namely those of Bharat Singh and Prithviraj Singh, resulting in the death of Bharat's nephew. Years later, Prithviraj's son Dharamraj gets married to Sunaina, who gives birth to a baby boy named Deshraj. On Deshraj's 10th birthday, Prithviraj goes to make peace with Bharat and invites him for a birthday party, which Bharat attends, but there is no end to the animosity - which results in the death of Prithviraj, when his chauffeur, Chandu, is bribed and manipulated by Bharat and his men. (Watch for more)

Framed for a crime he didn't commit, Mohan Kumar loses his wife, son and freedom, then he emerges from prison, vowing revenge.

A Princess is forbidden to see her childhood sweetheart and forced to marry an emperor.

Anil Dhawan plays Gopal who has been gifted with a wonderful voice and sings in the village drama company. With the encouragement of his sister he shifts to Mumbai where he is helped by Shiva played by Shatrughan Sinha who is car polisher, Pradeep Kumar who is a Shenai player and Shanno played by Yogita Bali, who are very poor. The story revolves on how struggles mark the life of Anil Dhawan who loses his eyesight and Shatrughan Sinha who is jailed trying to earn extra money to help his friend. Ultimately Gopal is helped by a crook who tries to exploit his talent and humiliate his poor friends. Will Gopal be able to prove his mettle in such alien circumstances and people know what is the worth of true friendship?

Lucknow-based Nawabzada Aslam lives a wealthy lifestyle along with his dad, Bakar, and mom. He writes poems under the pen name of Raj Lakhnavi, and is a close friend of Iqbal. One day he meets and falls in love with Salma Banarsi, a Banaras-based Courtesan. When his parents arrange his marriage with his foreign-returned cousin, Mumtaz, he informs them that he loves Salma and incurs their displeasure so much so that his dad shoots him, and he gets hospitalized. When he recovers fully he is shocked to find that Salma has not only accepted Iqbal as her lover, but has also taken a lot of money and jewelry from his mother. He takes to alcohol in a big way and swears to exact vengeance against Salma by getting married to Mumtaz and forcing Salma to sing and dance at his wedding.

While assisting the Bombay Police in arresting diamond smugglers, Shekhar (Pradeep Kumar) suspects Bhagwandas (Nazir Hussain) who owns a jewellery shop. Soon, he discovers that Bhagwandas is the father of Rita, his love interest (Madhubala).

Two old people get married and their children from their previous marriages now have to live together under the same roof. Clashes and hilarity ensue.