Sathar made his entry into movies with the 1975 movie Bharyaye Avashyamundu. Next year he was launched as a hero by director A Vincent in the movie Anaavaranam.
He had made his return to movies as an actor with 22 Female Kottayam, after a brief hiatus. His last movie as an actor was the 2014 film, Parayan Baakki Vechathu. Sathar was earlier married to yesteryear heroine Jayabharathi. The couple’s son, Krish J Sathar made his debut in the Mohanlal starrer Ladies and Gentleman.