Based on James Headly Chase novel One Bright Summer Morning.
Sunil Dutt played a negative role after Mother India and Geeta Mera Naam which released in same year.
Like Geeta Mera Naam, Sunil Dutt's negative role was highly appreciated for this film. His stardom rises again. His fanbase increased. Some said he can perform any role very easily.
An unauthorised adaptation of Willam Wyler's 1955 "The Desperate Hours", starring Humphrey Bogart.
Scene when Ashok Roy comes to the hotel to take the stolen money from Kamini, there is good instrumental tune to which a cabaret dancer swings to. Its from Chantays-Pipeline but the customized tune in this movie is also very good and fits in the story adding to the suspense.