NBC's The Biggest Loser, a show known for its incredible weight loss makeovers, will reveal an exciting makeover of its own when the popular series returns on Monday, January 4 (9-11 p.m. ET) with new host Bob Harper, a new "Temptation" theme, an updated state-of-the-art gym, a new logo, fun format changes and a return to the popular team vs. team competition. Dolvett Quince and Jen Widerstrom return to train eight contestant teams of two, all with compelling stories. Seven teams (spouses, pare…
NBC's The Biggest Loser, a show known for its incredible weight loss makeovers, will reveal an exciting makeover of its own when the popular series returns on Monday, January 4 (9-11 p.m. ET) with new host Bob Harper, a new "Temptation" theme, an updated state-of-the-art gym, a new logo, fun format changes and a return to the popular team vs. team competition. Dolvett Quince and Jen Widerstrom return to train eight contestant teams of two, all with compelling stories. Seven teams (spouses, pare…
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Seasons (18)
Season 1
19 Oct 2004 – 18 Jan 2005 · 12 episodes
1Episode 1: Pilot19 Oct 2004
2Episode 226 Oct 2004
3Episode 39 Nov 2004
4Episode 4: Red and Blue Teams Go to New Heights16 Nov 2004
5Episode 5: A Team Lightens Up Through Elimination23 Nov 2004
6Episode 6: Teams Trek to the Beach for a Challenge30 Nov 2004
7Episode 7: Biking Challenge7 Dec 2004
8Episode 8: Playing It Close to the Vest14 Dec 2004
9Episode 9: A Look Back Special21 Dec 2004
10Episode 10: Final Weigh-In At The Ranch4 Jan 2005
11Episode 11: Season Finale11 Jan 2005
12Episode 12: It Isn't Over Until It's Over18 Jan 2005
Season 2
13 Sep 2005 – 29 Nov 2005 · 12 episodes
1Season Two Begins13 Sep 2005
2Straight and Narrow is Tough20 Sep 2005
3Hurt Bodies and Feelings27 Sep 2005
4What Happens in Vegas Buffets in Vegas4 Oct 2005
5Losing Teammates Instead of Weight Drags Down One Team11 Oct 2005
6High Anxiety18 Oct 2005
7Let's Do the Twist!25 Oct 2005
8Fancy Footwork from Pedicures to Pedicabs1 Nov 2005
9Jump Start8 Nov 2005
10Last One in the Pool is a Winner15 Nov 2005
11Scary Scale22 Nov 2005
12Season Two Finale29 Nov 2005
Season 3
20 Sep 2006 – 13 Dec 2006 · 13 episodes
1Season Premiere20 Sep 2006
2The Biggest Loser Goes to the Beach27 Sep 2006
3Cruise Week4 Oct 2006
4Free Pass11 Oct 2006
5Gym Gone18 Oct 2006
6Tough Choices25 Oct 2006
7Duos1 Nov 2006
8They're Back8 Nov 2006
9Individuals15 Nov 2006
10All About the Holidays29 Nov 2006
11Back to School6 Dec 2006
12The Final Four6 Dec 2006
13Season Finale Live!13 Dec 2006
Season 4
11 Sep 2007 – 18 Dec 2007 · 15 episodes
1Back to Basics11 Sep 2007
2The Secret Black Team is Revealed!18 Sep 2007
3The Pressure of Temptation25 Sep 2007
4Bidding Wars2 Oct 2007
5Surprise Getaway9 Oct 2007
6Lively Beach Competition16 Oct 2007
7Weigh-In Shocker23 Oct 2007
8Most Emotional Elimination So Far of the Season30 Oct 2007
9Biggest Losers Go Green6 Nov 2007
10A Taste of Home13 Nov 2007
11Memorable Makeovers20 Nov 2007
12Viewers Choose the Challenge27 Nov 2007
13A Slice of Temptation4 Dec 2007
14Five Remaining Players Compete for Spot on Finale11 Dec 2007
15Biggest Loser Revealed In Season Finale18 Dec 2007
Season 5
1 Jan 2008 – 15 Apr 2008 · 16 episodes
1They Got Fat Together, Can They Get Thin Together?1 Jan 2008
2Contestants Face Barbecue Temptation and Giant Seesaw Challenge!8 Jan 2008
3Tensions Run High As This Week's Challenge Causes Rifts Among Players15 Jan 2008
4One Outcast Duo Squares Off Against All the Rest22 Jan 2008
5Surprise Escalator Challenge Changes the Game Forever29 Jan 2008
6Celebrity Chef Rocco DiSpirito Guest Stars5 Feb 2008
7Special Guest Appearance by Jillian's Mom12 Feb 2008
8Contestants Reunited With Loved Ones19 Feb 2008
9One Team Surprised With Trip to Vegas26 Feb 2008
10Contestants Tackle One of the Biggest Challenges in Show's History4 Mar 2008
11All Contestants Return to Ranch in Surprise Twist11 Mar 2008
12Contestants Made Over by Fashion Guru Tim Gunn18 Mar 2008
13Competition Heats Up With Only Six Contestants Left25 Mar 2008
14Last Five Contestants Get Surprise Trip to Australia1 Apr 2008
15Surprise Game-Changing Twist in Last Episode Before Live Finale8 Apr 2008
16"Biggest Loser" Revealed in Season Finale15 Apr 2008
Season 6
16 Sep 2008 – 16 Dec 2008 · 14 episodes
1Husband-Wife and Parent-Child Teams16 Sep 2008
2Chef Rocco DiSpirito23 Sep 2008
3Grand Canyon30 Sep 2008
4Toughest Challenge Yet7 Oct 2008
5Surprising Weigh-In8 Oct 2008
6Longest Challenge Ever14 Oct 2008
7Unusual Workouts21 Oct 2008
8Record Weigh-In28 Oct 2008
9Week of Surprises11 Nov 2008
10'80s Week18 Nov 2008
11Thanksgiving week25 Nov 2008
12Makeover Episode2 Dec 2008
13Final Four9 Dec 2008
14Finale!16 Dec 2008
Season 7
6 Jan 2009 – 12 May 2009 · 21 episodes
1Season Premiere6 Jan 2009
2Bob Freaks Out13 Jan 2009
3Temptations Suck20 Jan 2009
4Super Bowl27 Jan 2009
5Home Team Weigh-In3 Feb 2009
6100th Episode10 Feb 2009
7Gym Keys17 Feb 2009
8Black and Blue Part 124 Feb 2009
9Black and Blue Part 225 Feb 2009
10Chef Rocco DiSpirito3 Mar 2009
1124 Hour Fitness Relay Race10 Mar 2009
12Contestants Go Home for a Week and Complete Half-Marathons17 Mar 2009
13The Teams Split Up24 Mar 2009
14Blast from the Past31 Mar 2009
15Only One Vote7 Apr 2009
16The Makeover Episode14 Apr 2009
17Trivia Quiz21 Apr 2009
18Contestants Get to Train Their Trainers!28 Apr 2009