He is one of the most successful and leading comedy actors of Malayalam cinema. He is noted for his witty mannerisms and dialogue delivery in the typical Thrissur accent, He entered the film industry in 1972 with the movie Nrityashala. At first, he produced a few serious offbeat films, but he was not successful. In the long span of his career, Innocent has worked in more than 500 films in a variety of roles, mainly in Malayalam. He has also acted in a few Tamil and Hindi films.