Blackmail (1973) bollywood/thriller movie starring Dharmendra, Rakhee, Shatrughan Sinha, Iftekhar, Madan Puri, Kamal Kapoor, Jagdishraj, Kamal Deep, Kuljit, Keshav Rana, Ramesh, Prakash, Avinash, Yasmin, produced by Vinod Doshi. Kailash's uncle discovers a formula to save energy which will make him very wealthy. Meanwhile, Jeevan plots to get his fiancee, Asha, married to Kailash who falls in love with her. The soundtrack features songs like pal pal dil ke paas, tum rahatii ho, Asha O Asha Tujhe Kua Hua, Main Doob Doob Jaata Hu, Mile Mile Do Badan Khile Khile Do Chaman, Naina Mere Rang Bhare Sapane Toh Sajaane Lage sung by Lata Mangeshkar, Kishore Kumar.
