Ronnie Marmo: Ronnie Marmo. Actor: Criminal Minds. Ronnie Marmo was born in Brooklyn, New York City, New York, USA. He is known for Criminal Minds (2005), General Hospital (1963) and West of Brooklyn (2008).
Known For: Criminal Minds (Mitchell McCord), General Hospital (Ronnie Dimestico), West of Brooklyn (Sebi), I'm Not A Comedian... I'm Lenny Bruce (Lenny Bruce)