अचानक

Vinod Khanna

Major Ranjeet Khanna

Om Shivpuri

Dr. Chaudhary

Iftekhar

Col. Bakshi

Lily Chakravarty

Pushpa Bakshi / Pushpa Khanna

Farida Jalal

Nurse Radha

Kamaldeep

S P Gupta

Ravi Raaj

Prakash

Gulzar

Writer, Director

Raj N. Sippy

Producer

Romu N. Sippy

Producer

Khwaja Ahmad Abbas

Story

Waman B. Bhosle

Editor

Ajit Banerjee

Art Direction

Gurudutt Shirali

Editor

K. Vaikunth

Director of Photography

Vasant Desai

Original Music Composer