Kalachakram is a 1973 Indian Malayalam-language film, directed by K. Narayanan and written by Sreekumaran Thampi. The film stars Prem Nazir, Jayabharathi, Bahadoor and Adoor Bhasi. It was released on 16 March 1973. Plot Cast Prem Nazir as Ravi Jayabharathi as Radha Sasi Adoor Bhasi as Kochukuttan T. S. Muthaiah Bahadoor as Prabhu Radhamani Rani Chandra Sudheer Vincent Mammootty as Coxswain (bit part, uncredited) Production . Soundtrack The music was composed by G. Devarajan and the lyrics were written by Sreekumaran Thampi. References External links 1973 films 1970s Malayalam-language films