He was born in Milan; he is Pat O’Hara and Ugo tognazzi’s son. He studied in Milan, he went to England where he spent 6 years. He studied cinema at the cinema and TV Institute in Roma. He graduated in Bologna, he became an assistant director with Pupi Avati, Nanni Loy, luigi Comencini, Tinto Brass for example. He was ana ctor, he directed Fernanda in 1988; it was a part of a six films serie produced by Ettore Scola and called Piazza Navona. Piccoli Equivoci is his first feature film.