As with just about every movie made, before the lead actors are cast there are many more that audition or are considered for the roles. Sometimes the person we see on screen and admire might not have been the directors or studios first choice. So let's take a look at some of the actors and actresses who, if things had played out differently, could've ended up playing these classic roles? Which of these actors who turned down big roles would be most interesting to see? Discuss the list here!