1964 film by Mohan Kumar

A famous singer, Aasha, falls in love with a truck driver, who believes his wife is dead, but when Aasha discovers that his wife is alive, she struggles as to whether she should reveal this information, and possibly lose him.

1985 film by J. Om Prakash

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.