Remake of Hitchcock's To Chase a Crooked Shadow.
Khoj 1989 with Rishi Kapoor,Kimi Katkar,Naseeruddin Shah and Danny Denzongpa was also similar. Deepti Naval's video film "Laapata" and the second half of Azaad Desh Ke Ghulam was also similar.
Film surrounded around character of Jeetendra but he didn't have a single scene in the film and was juts seen once in a photograph.
Jeetendra was in a special appearance.
Anokha(1975) was originally titled "Dhuan".