Shankar produced Kaadhal under his banner S Pictures. Balaji Sakhthivel was the director of this movie on teenage love which had a 100-day run. Bharath and Sandhya have found a firm toehold in the industry riding on the success of this film. The screenplay of this film has been brought out in book form. The book will be released today at the Film Chamber auditorium by Padmasri Kamal Hasan. Writer Sujatha will receive the first copy. Vairamuthu, P.C. Sreeram, Parthiban, directors Bala, Shankar and Balaji Sakhthivel also participate.