1976 film by Rajkumar Kohli

Rajesh Khanna plays Mumtaz's jealous husband who begins to doubt her fidelity when his best friend Sanjeev Kumar enters their lives. She is unable to convince Rajesh Khanna that she loves only him. He leaves her, not knowing that she is pregnant with his child. Depressed and confused, Rajesh Khanna becomes a homeless wanderer, while Mumtaz remarries to provide a secure home for her child. Many years later, the truth dawns on him as he turns up, a broken man, at his own daughter's wedding.

A young man travels to Kathmandu to find his long-lost sister who is with a band of hippies and bring her back to the family. But doing so may be more difficult than he thought.

Neelu (Mumtaz) is a blind girl in a village. Sameer Rai (Dharmendra), an artist, spots her and wants to give back her eyesight as she lost her eyesight in an accident when she got bumped of by his father in her childhood. Prem Chopra is complexly portrayed, he plays step-brother of Sameer. Sameer's mother wants him to marry Yogeeta Bali but he has fallen in love with the blind girl. Yogeeta Bali and Sameer's mother persuade Neelu to play blind even when she gets back her eyesight to dissuade Sameer to marry a down trodden village girl. They bring along a false husband of Neelu who carries her off into the clutches of Prem Chopra the illegitimate half brother of Sameer. His love interest betrays him and he gets killed. His girlfriend and her dead husband who is actually alive and playing possum to get insurance money try to kill Neelu as she has witnessed Prem chopra's murder. Everything gets resolved in the final climax based on a novel of the same name. The film has many twists and turns.

1963 film by Moni Bhattacharjee

1969 film by Yash Chopra