Njanasundari (1961)
Njanasundari is a 1961 Indian Malayalam science mythological film based on the film Nalla Thangal .it was a hit film.starring prem nazir,L.Vijayalakshmi,S.P.Pillai,Bahadoor etc..produced by T.E.Vasudevan,koshy,directed by K.S.sethumadhavan.
More at Wikipedia.