Season 4 Episodes

Episode Guide

Episode 415

Season 4, Episode 15 - Air Date: 12/18/2007
In this must-see, exciting live finale, all of "The Biggest Loser" contestants from this season return for a special reunion and a chance to weigh in one last time - and show America how much they've all lost since.
Episode Guide

Episode 414

Season 4, Episode 14 - Air Date: 12/11/2007
In their last challenge, the contestants take a ride down memory lane to see how far they've come in their 14 weeks on campus.
Episode Guide

Episode 413

Season 4, Episode 13 - Air Date: 12/4/2007
Its back to work for the remaining six contestants this week, as they leave campus to put all theyve learned about staying fit to the test.
Episode Guide

Episode 412

Season 4, Episode 12 - Air Date: 11/27/2007
This week brings a special workout challenge that viewers at home have chosen. (Courtesy of NBC)
Episode Guide

Episode 411

Season 4, Episode 11 - Air Date: 11/20/2007
As a reward for their hard work so far, the players are surprised with a day of star treatment and makeovers on the set of NBC's popular daytime drama "Days of our Lives.
Episode Guide

Episode 410

Season 4, Episode 10 - Air Date: 11/13/2007
For the first time ever this season, the players start competing as individuals rather than teams. (Courtesy of NBC)
Episode Guide

Episode 409

Season 4, Episode 9 - Air Date: 11/6/2007
The red, blue and black teams all go "green" for the week, participating in recycling and learning how to implement new environmentally friendly habits in their lives.
Episode Guide

Episode 408

Season 4, Episode 8 - Air Date: 10/30/2007
In the aftermath of last week's surprising game play by one contestant, the other players - and the trainers -- try to move on and bring the focus back to weight loss rather than gameplay.
Episode Guide

Episode 407

Season 4, Episode 7 - Air Date: 10/23/2007
The stakes are higher than ever when host Alison Sweeney introduces the contestants to a unique version of poker, with the winner getting a prize that will completely change the competition for allof the players.
Episode Guide

Episode 406

Season 4, Episode 6 - Air Date: 10/16/2007
The three teams join host Alison Sweeney at the beach for a special challenge that tests the contestants' perseverance instead of their speed, with the winning team getting something very special from home.
Episode Guide

Episode 405

Season 4, Episode 5 - Air Date: 10/9/2007
Alison surprises all three teams with an exotic getaway vacation, but they soon learn that they will be faced with temptations and challenges unlike any they have faced at the campus.
Episode Guide

Episode 404

Season 4, Episode 4 - Air Date: 10/2/2007
Another food temptation this week puts the trainers to the test instead of the contestants. Should Bob, Kim or Jillian give in to the temptation, it will give their team a 15-second advantage in the physical challenge.
Episode Guide

Episode 403

Season 4, Episode 3 - Air Date: 9/25/2007
When the teams are put in a room full of tempting, unhealthy foods, they will have to decide in four minutes if it is worth it or not to eat the most calories in order to win a three-pound pass which can be used to their advantage at the weigh-in.
Episode Guide

Episode 402

Season 4, Episode 2 - Air Date: 9/18/2007
Bob and Kim prepare their teams for this week's challenge: racing up the stairs of a 10-story building.
Episode Guide

Episode 401

Season 4, Episode 1 - Air Date: 9/11/2007
The contestants start off their weight-loss journey by being dropped off in the middle of the desert, while their trainers standby about a mile away from them.