Cast from Yeh Raat Phir Na Aaygi

Prithviraj Kapoor

Professor (as Prithviraj)

Biswajeet Chatterjee

Suraj / Surajprakash (as Biswajit)

Sharmila Tagore

Kiran / Kiranmai

Mumtaz Askari

Reeta

Helen

Dancer / Singer (uncredited)

Madhumati

Dancer / Singer (uncredited)

Asit Sen

Gangaram (uncredited)

B.M. Vyas

Kiran's Father (uncredited)

Sailesh Kumar

Rakesh

Harbans Darshan M. Arora

Doctor (uncredited)