The unextinguished lamp)[1] is a 1975 Indian Tamil-language film directed by Krishnan–Panju and written by M. Karunanidhi.

It was released on 15 August 1975, and failed at the box office.

The music was composed by M. S. Viswanathan, with lyrics by Vaali.

[2][3] Muthu sang in his own voice, unlike other Tamil actors of the period.

[5] Kanthan of Kalki gave the film a positive review, praising Vasu's villainy, Krishnan–Panju's direction and Amirtham's cinematography.