a christmas charade movie

It's a movie about a mysterious stranger who arrives in a small town on Christmas Eve, claiming to be Santa Claus. The townspeople are skeptical at first, but as the stranger performs miracles and spreads holiday cheer, they begin to believe in his magic. However, not everyone is convinced, including the town's sheriff, who is determined to prove the stranger is an imposter. The film is a heartwarming story of hope, faith, and the true meaning of Christmas.