Back to The Future: Eric Stoltz as the Original Marty Mcfly

Everyone knows the classic 1985 film "Back to the Future" featured a boyish Michael J. Fox in a winning performance as Marty McFly. But Fox was not the original McFly. In fact, Eric Stoltz was five weeks into shooting the famed McFly role when director and co-writer Robert Zemeckis made a drastic production decision -- changing his lead actor.