In the 1947 version of the movie Miracle On 34th Street, veteran character actor William Frawley plays one of his best roles.
He's a crusty old Ward Boss. A part I'll bet came naturally. And he's the political adviser to the Judge.
Now in the movie, Santa, or at least the character who plays Santa at Macy's is on trial to determine if he is the real Santa Clause, or not.