Question: Who was the director of the 1964 American musical-fantasy film for which Cotton Warburton is probably best known for editing?
Sentence (from "Cotton Warburton"): Irvine "Cotton" Eugene Warburton (October 8, 1911 – June 21, 1982) was an American college football quarterback (1933) who became a film and television editor with sixty feature film credits.
Relevant evidence: No