Desc: The Man in the Santa Claus Suit: Directed by Corey Allen. With Fred Astaire, Gary Burghoff, John Byner, Bert Convy. The mysterious owner of a costume shop rents a Santa Claus suit to three very different men: a math teacher trying to get the nerve to propose, a homeless restaurateur trying to hide from the mob, and a harried political speech writer visiting with his estranged wife and son. Their lives are inexorably changed by their experience of playing Santa Claus.