he won an obie award for his performance as al in the playwrights horizons production of albert innaurato's play, "gus and al", in the 1988–1989 season. on broadway, he appeared in neil simon's lost in yonkers, gore vidal's the best man, and richard greenberg's the assembled parties. in 2013, he appeared as max in the primary stages production of "the model apartment". blum currently is on the faculty of hb studio in new york city.