Prem Shastra is a 1974 Hindi-language Drama Romance movie written by Laxmikant Shantaram Kudalkar, Pyarelal Ramprasad Sharma and B. R. Ishara. The movie is directed by B.r. Ishara and B. R. Ishara and produced by Amarjeet Singh under the banner of Nalanda Pictures. Writer Sagar Sharma is in love with a much younger woman named Barkha. When Sagar meets his ex-wife.. Prem shastra features Dev Anand, Zeenat Aman, Bindu Desai, Shekhar, Asit Kumar Sen, Rehman Khan and D.k. Sapru. The music was composed by Pyarelal Ramprasad Sharma along with Laxmikant Shantaram Kudalkar and Laxmikant Pyarelal. Cinematography was done by Faredoon Irani and editing by I. M. Kunnu. It was released on 1st January 1974. Prem Shastra was made on a budget of ₹30 lakh and it was a hit at box office gross of ₹31 lakh. Distribution rights for the movie were acquired by Nalanda Pictures.