Original: Disney 's Nine Old Men were the core animators ( some of whom later became directors ) at Walt Disney Productions who created some of Disney 's most famous works , from Snow White and the Seven Dwarfs onward to The Rescuers .
Simplified: Ollie Johnston ( October 31 , 1912 - April 14 , 2008 ) , who joined Disney in 1935 , first worked on Snow White .