He wrote more than 70 songs for 25 movies and also acted in films like Uppu, Piravi, Kazhakam and Neelathamara.

[citation needed] Though he began to write poems from his childhood, it was Vyloppilli Sreedhara Menon, who discovered the poet in him and guided him in his life and career.

[citation needed] Mullanezhi's important collections of poems are Mohapakshi, Raapattu, Naaranathupranthan and Penkoda.

[citation needed] He won the Kerala Sahitya Academy Award for his drama Samathalam in 1995 and his anthology of poems in 2010.

Mullanezhi worked with G. Devarajan, M. B. Sreenivasan, Raveendran, K. Raghavan, A. T. Ummer, Johnson, Jerry Amaldev and Vidhyadharan.