It was during this ceremony that George C. Scott became the first actor to reject an Oscar , claiming that the Academy Awards were " a two-hour meat parade , a public display with contrived suspense for economic reasons . " With her Best Supporting Actress win , Helen Hayes became the first performer to win Oscars in both lead and supporting categories ( having won Best Actress 38 years before for '' The Sin of Madelon Claudet '' ) . She also has the record of having the biggest gap between acting wins
38 years before
5th Academy Awards
43rd Academy Awards