Hum Dono

Rajesh Khanna

Raja / Dr. Shekhar

Hema Malini

Lata

Reena Roy

Rani

Johnny Walker

Micheal

Jagdeep

Om Shivpuri

Keshto Mukherjee

Blackbird "Boss"

Asit Sen

Shubha Khote

Birbal

Iftekhar

Mathura Das

Premnath Malhotra

Lata's Father

Shammi