Diwana

Pyarelal (Raj Kapoor), a simple-minded and extremely naive young man, who was orphaned at birth, and now lives with Fatima (Lalita Pawar), a Muslim landlady who treats him like her son. Once, he sets on a journey and meets a young woman with whom he falls in love, Kamini Gupta (Saira Banu). Sarmoyadhar (Kamal Kapoor), the person who brought her up happens to be Pyarelals real father. All of a sudden, Pyarelal is arrested on the charge of murder. No one believes that a harmless man like him could commit a crime, let alone kill.

However, Pyarelal openly admits in court that he is indeed guilty, and demands capital punishment for it. The reason he does that unveild several secrets later on.