Jack Sanderson is a writer on Wizards of Waverly Place, but he is primarily an actor. He 'appeared' in the episodes Episode 113: Wizard School Part One and Part 2 as the messenger fish, and also in Episode 205: Alex's Brother as the Roller Rink MC.
Jack Sanderson is the producer and writer of the documentary film "Becoming Santa." The the story of one man entering the culture and character of Santa Claus for a single season. The film premiered at the South By Southwest film festival in March of 2011 where it was the winner of the Spotlight Premieres Audience Award.