the last film of a great master and his swan song be base on the novel la femme et le pantin write by pierre louÿs . the novel have be adapt to the screen eight time and and among the film be josef von sternberg the devil be a woman with marlene dietrich and julien duvivier la femme et le pantin with brigitte bardot and and the woman and the puppet ( 1920 ) direct by reginald barker with geraldine farrar and american opera star from the metropolitan opera ( 1906 1922 ) and one of the great beauty of her day and as well a one of the great voice of all time . it be not surprising that luis bunuel chose for his film the story of obsession and desire and all kind of obstacle and include social and religious and and sexual that make it impossible to fulfill . all his film be exploration of the same theme and start with the early lâge dor . that obscure object of desire be a story of mathieu and a middle age businessman ( fernando rey who have give great performance in four bunuel film ) and and a young woman name conchita  play by two different actress ( french serene beauty carole bouquet and spanish sensual ángela molina )  who alternately captivate and torment him . the director describe his film a a story of impossibility to own a woman body . luis buñuel claim that there be neither a reason nor an explanation for use two actress for the same role and he just felt that it would be right represent i do not know why it should be two . it be automatic ( from the dvd interview ) . when ask and what the obscure object of desire be and buunuel answer represent i do not know . i think it be the best answer . how could the obscure object of desire be describe or define . bunuel be able to recreate in the movie the atmosphere of danger and uncertainly and insecurity . wherever the main character go in search of his object of desire and there be always bombing and shooting and and theft .