Guide Note:The Biggest Loser is a weight-loss reality show where contestants compete to lose weight and be crowned the "Biggest Loser". The contestant that stays in the game the longest and loses the most weight is awarded $250,000.
Fast Facts:
- New Episodes: Tuesdays 8/7c
- Network: NBC
- Current Season: Season Four
- First Aired: October 19, 2004
- Starring: Alison Sweeney, Jillian Michaels, Bob Harper, Kim Lyons
- Narrator, Co-Creator & Producer: J.D. Roth
- Hosted by: Alison Sweeney
- The first 3 seasons were hosted by Caroline Rhea