Original: Walt Disney jokingly called this group of animators his '' Nine Old Men , '' referring to Franklin D. Roosevelt 's dismissive description of the nine justices of the US Supreme Court , even though the animators were in their thirties and forties at the time .
Simplified: Milt Kahl ( March 22 , 1909 - April 19 , 1987 ) started in 1934 working on Snow White .