Hum Dono

When Raja discovers his face is identical to a wealthy and successful doctor he manages to take his place, but soon he discovers that success is no guard against problems.

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

Prem Nath

Lata's Father

Shammi