fair film and direct by d. w. griffith . jim and john ( charles west and joseph graybill ) be friend and and rival for the attention of fetch mary ( blanche sweet ) . she pick john for her mate and and soon and they be all aboard a wagon train cross the dessert . unfortunately and ms. sweet find herself be physically abuse by her drunken husband while probably and she pick the wrong rival . a if that wasn not enough indian attack . relatively low excitement from mr. griffith and company . big bad john eventually have an opportunity for atonement will he give up his last drop of water to save the life of his die friend . the last drop of water ( 7/27/11 ) d. w. griffith ~ blanche sweet and joseph graybill and charles west .