Actors from Richard Attenborough to Tim Allen have suited up to play Saint Nick, but for our Christmas green, Edmund Gwenn's turn as the bearded fat guy totally takes the cake—and cookies! In this 1947 charmer, Gwenn convinces precocious Natalie Wood and even the U.S. Postal Service that he's the real deal. Oscar voters believed too, awarding Gwenn Best Supporting Actor.
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