let begin with that theme song sung by christopher cross . the song be if you get catch between the moon and new york city . it a great theme and song even after all these year and it never get tire . it really be a great song about new york city as well . anyway and the great dudley moore cbe star a a spoiled drunken millionaire who be engage to jill eikenberry character in the film . jill would later star on la law . anyway and he be serve by his wonderful british butler and sir john gielgud om who win an academy award for his performance in the film a best support actor . arthur fall in love with liza minnelli character who be perfect in this film besides her performance in her oscar win role in cabaret . no and liza doesn not get to sing . she play a diner waitress . anyway i love geraldine fitzgerald a the bach matriarch of the family who decide the family fortune . anyway and she be fabulous and should have get an academy award nomination herself for best support actress . barney martin best know a jerry dad on seinfeld play liza dad . he great too . the movie be well write and act and and deliver to the audience who want more of it .