Achanak Hindi , translation Suddenly is a 1973 Hindi film starring Vinod Khanna, and made by Gulzar. Gulzar won a Filmfare nomination as Best Director for this film. Even though Gulzar is an accomplished lyricist, this film did not have any songs in it. K.A. Abbas earned a Filmfare nomination for best story. It is inspired by the reallife sensational 1958 murder case KM Nanavati v State of Maharashtra.
Major Ranjeet Khanna Vinod Khanna is in love with his wife Pushpa, who seems to love him as well. His commanding officer, also his fatherinlaw, is played by Iftekar. Ranjeet is happy with his marriage, until he finds out about his wifes affair with his best friend. He kills them both and turns himself in to the police. Then, he escapes from the police to find the Ganges River, because he wanted to fulfill his wifes wish of dropping her wedding necklace into the river. However, the police shoot him first and he is hospitalized, where he becomes emotionally attached to the doctors Om Shivpuri, Asrani and the nurse Farida Jalal, who are also devastated when he is sentenced to hang.The entire film production was completed indays. Achanak was based on a Khwaja Ahmed Abbas story, The Thirteenth Victim, which had appeared in the magazine called Imprint. In 1973 N.C Sippys sons, Romu and Raj Sippy collaborated with partner Hrishikesh Mukherjee to produce Achanak and they approached Gulzar to direct it. Gulzar approached Vasantrao, a marathi background score composer to compose the score for this film since it would have no songs otherwise. ........
Source: Wikipedia