When the horizon turned red) is a 1983 Indian Malayalam-language drama film directed by J. Sasikumar.

[1][2][3][4] Menon is a doctor, whose only daughter, Latha, suffers from an incurable disease.

One day a blind patient, Vasu, comes to see Menon to restore his sight so that he can avenge the death of his only sister by her lover who duped her.

Latha dies and her eyes are given to Vasu, who burns the photo of his sister's murderer.

The music was composed by M. K. Arjunan and the lyrics were written by Chirayinkeezhu Ramakrishnan Nair.