Nalla Thanka , the only sister of Nallannan , the King of Madhurapuri, is wedded to Somanathan , the king of the neighbouring kingdom Ratnapuri. Alankari, the wicked wife of Nallannan becomes envious of the prosperity of Ratnapuri and the happy married life of Nalla Thanka.
| Directing | P. V. Krishna Iyer | Director |
| Crew | A. Shanmugham | Cinematography |
| Writing | Muthukulam Raghavan Pillai | Writer |
| Production | K V Koshy | Producer |
| Editing | S Williams | Editor |
| Sound | V Dakshinamoorthy | Music |
| Crew | P K Madhavan Nair | Cinematography |
| Production | Kunchacko | Producer |
