His venture Udaya Studios influenced the gradual shift of Malayalam film industry from its original base of Madras, Tamil Nadu to Kerala.

[citation needed] In his early days, Kunchacko produced films under the banner of K & K Productions, with the partnership of K. V. Koshy.

Some of his films are Bharya, Unniyarcha, Palattukoman, Sakunthala, Pazhassiraja, Mainatheruvi Kolacase, Ponnapuram Kotta, Anarkali and Kannappanunni.

He produced films directed by various directors such as M. Krishnan Nair (Agni Mrigam, Thara, Kattuthulasi), A. Vincent (Gandharva Kshethram), Thoppil Bhasi (Oru Sundariyude Katha, Ningalenne Communistakki), K.S.

[1]In 1976, Kunchacko died in Madras, Tamil Nadu with musician K. Raghavan for the song recording of the film Mallanum Mathevanum.