Learn about The Biggest Loser : discover its cast ranked by popularity, see when it premiered, view trivia, and more.

The Biggest Loser

Premiered

Oct 19, 2004

Genre

Fitness

The Biggest Loser

About

Competition series featuring obese contestants looking to win a cash prize by losing the highest percentage of weight relative to their initial weight. The series has been presented by Caroline RheaAlison Sweeney and Bob Harper.

Trivia

Spin-offs of the series included The Biggest Loser: Special Edition and Losing It with Jillian, the latter of which featured trainer Jillian Michaels.

#46 competition

The Biggest Loser Winners