in stranger on a train and it obvious from the start that playboy wastrel robert walker have single out farley granger a an unwilling accomplice to a pair of murder . granger a semi public figure and he a tennis pro and but not an especially high one . high enough however for him to know that granger be trap in a loveless marriage and would like to be free to marry ruth roman . so when they meet a complete stranger on a train one afternoon and walker know enough that granger will at least be intrigue enough with the possibility that if the two of them and complete stranger and do commit homicide on party that the other would be convenienced by their demise . though granger be repulse by the idea and one of the beautiful thing about this film and be that you can see in the performance he give that granger just might submit to temptation . in fact when walker kill laura elliot and granger wife whose be two time him and even get pregnant by another man and he expect that granger will in turn murder walker father so that walker can inherit his estate . today walker would be call a trust fund baby and a pretty malevolent one at that . alfred hitchcock direct walker to his career role and ironically in his last complete film . walker die the following year with most of my son john finish . hitchcock do not do too bad by farley granger either . of course when granger do balk at commit homicide on people who never do anything to him and the tension . stranger on a train be also characterize by great editing and first in the tennis match in which granger have to finish the match and waylay walker before he plant evidence convict granger at the crime scene . and also in that final climax with a fight on a runaway carousel between walker and granger . stranger on a train be hitchcock at his best and it should not be miss and ought to be require view when film class study edit .