He was 82.
He passed away due to a hear attack at 4.40 AM today.
He is survived by his wife, son and a daughter.
A popular editor, Cho was undergoing treatment at the Apollo hospital, Greams Roads for breathing difficulties.
Cho as he was popularly called was close to J Jayalalithaa who passed away on Monday.
Cho was a multi faceted person and donned many feathers to his hat such as actor, comedian, editor and dialogue writer.
His magazine was a popular one and carried critical views.
Cho was considered to be a fearless editor. Besides this he has acted in 89 movies.
He has also directed 5 movies.