arthur bach need to grow up and but that be unfortunately not the only thing he need to do . accord to his extremely rich father and arthur have to marry a certain wealthy susan johnson or he cut off from the family money ( $ 750 million dollar worth ) . the problem be and arthur doesn not love susan ( though i hear she make some good chicken ) and have just fall head over heel for the waitress and part time shop lifter linda marolla . arthur be an interesting fellow . he really just a big kid and bear into rich with at least one person look after him every second of every day . work just rub arthur the wrong way he like to have fun and womanize and and of course and drink . drink give arthur a sort of jekyll and hyde complex while and while that get him into all sort of trouble and it absolutely hilarious to watch on screen . dudley moore be great here in this film a arthur and earn an oscar nomination and golden globe win for his performance . moore be fantastic with the comedic aspect of the film and turn the already funny line into unforgettable comedic gold and but he be also great in bring arthur down to a relatable level and make the character likable . moore have some help in the co star department liza minnelli be great a lina and the spirit nobody who arthur can not get enough of and and john gielgud be terrific a arthur butler hobson . gielgud win the best supporting actor oscar for his performance in this film and and there no doubting why . hobson have a stone solid dry wit and stick up attitude and but he always look out for arthur and gielgud be perfect in the role . steve gordon 1981 film arthur be short and simple and but delivers laugh a plenty .