JD Roth
Game Show Host
American television personality most known for hosting and co-creating The Biggest Loser and Opportunity Knocks.
As a child, he appeared in numerous television commercials.
He hosted a game show series called GamePro TV and also produced a show based on the popular Mad Libs word game.
He and his wife Christine became parents to two sons: Cooper and Duncan.
Jillian Michael hosted The Biggest Loser, a series that Roth co-created.