Actor Rico Rodriguez goes undercover as The Substitute, while his sister Raini Rodriguez pulls the string behind the scene. Rico plays a wacky neat freak, an intense karate instructor, and a middle school sub who thinks he's teaching kindergarteners.

Professional Skateboarder Shaun White goes undercover as The Substitute and is transformed into a side hustling entrepreneur, a free spirited fashion savant, and an uptight, "by the rules" teacher with a special skill up his sleeve.