During a ceremony, Nanda gets amnesia after an explosion. She claims to be Radha. Dr. Rajesh treats her. They visit Bombay to uncover her past but are trailed by a goon. Rajesh investigates further to unravel the mystery.
| Actor | Role |
|---|---|
 DharmendraDr. Rajesh Khanna | Dr. Rajesh Khanna |
 Meena KumariNanda / Radha | Nanda / Radha |
 RehmanSubodh Roy | Subodh Roy |
 Farida JalalNalini S.S. Roy | Nalini S.S. Roy |
 Tun TunGlory D'Silva | Glory D'Silva |
 RobertDancer | Dancer |