The Biggest Loser NBC reveals 'The Biggest Loser's twelfth-season cast and twist 08/25/2011 NBC has announced the cast for The Biggest Loser's twelfth season and revealed the contestants will compete in teams divided by age. Read More RELATED NEWS NBC reveals identities of thirteenth-season 'The Biggest Loser' cast'The Biggest Loser' crowns John Rhode twelfth-season champion'The Biggest Loser' reveals finale finalists, cuts Vinny and Becky TAGS: The Biggest Loser Bob Harper Alison Sweeney Anna Kournikova
