Seasons and episodes
1Season 1 Oct. 19, 2004
1 - 1Episode 1: Pilot Oct. 19, 2004- 1 - 2Episode 2 Oct. 26, 2004
- 1 - 3Episode 3 Nov. 09, 2004
- 1 - 4Episode 4: Red and Blue Teams Go to New Heights Nov. 16, 2004
- 1 - 5Episode 5: A Team Lightens Up Through Elimination Nov. 23, 2004
- 1 - 6Episode 6: Teams Trek to the Beach for a Challenge Nov. 30, 2004
- 1 - 7Episode 7: Biking Challenge Dec. 07, 2004
- 1 - 8Episode 8: Playing It Close to the Vest Dec. 14, 2004
- 1 - 9Episode 9: A Look Back Special Dec. 21, 2004
- 1 - 10Episode 10: Final Weigh-In At The Ranch Jan. 04, 2005
- 1 - 11Episode 11: Season Finale Jan. 11, 2005
- 1 - 12Episode 12: It Isn't Over Until It's Over Jan. 18, 2005
2Season 2 Sep. 13, 2005
- 2 - 1Season Two Begins Sep. 13, 2005
- 2 - 2Straight and Narrow is Tough Sep. 20, 2005
- 2 - 3Hurt Bodies and Feelings Sep. 27, 2005
- 2 - 4What Happens in Vegas Buffets in Vegas Oct. 04, 2005
- 2 - 5Losing Teammates Instead of Weight Drags Down One Team Oct. 11, 2005
- 2 - 6High Anxiety Oct. 18, 2005
- 2 - 7Let's Do the Twist! Oct. 25, 2005
- 2 - 8Fancy Footwork from Pedicures to Pedicabs Nov. 01, 2005
- 2 - 9Jump Start Nov. 08, 2005
- 2 - 10Last One in the Pool is a Winner Nov. 15, 2005
- 2 - 11Scary Scale Nov. 22, 2005
- 2 - 12Season Two Finale Nov. 29, 2005
3Season 3 Sep. 20, 2006
- 3 - 1Season Premiere Sep. 20, 2006
- 3 - 2The Biggest Loser Goes to the Beach Sep. 27, 2006
- 3 - 3Cruise Week Oct. 04, 2006
- 3 - 4Free Pass Oct. 11, 2006
- 3 - 5Gym Gone Oct. 18, 2006
- 3 - 6Tough Choices Oct. 25, 2006
- 3 - 7Duos Nov. 01, 2006
- 3 - 8They're Back Nov. 08, 2006
- 3 - 9Individuals Nov. 15, 2006
- 3 - 10All About the Holidays Nov. 29, 2006
- 3 - 11Back to School Dec. 06, 2006
- 3 - 12The Final Four Dec. 06, 2006
- 3 - 13Season Finale Live! Dec. 13, 2006
4Season 4 Sep. 11, 2007
- 4 - 1Back to Basics Sep. 11, 2007
- 4 - 2The Secret Black Team is Revealed! Sep. 18, 2007
- 4 - 3The Pressure of Temptation Sep. 25, 2007
- 4 - 4Bidding Wars Oct. 02, 2007
- 4 - 5Surprise Getaway Oct. 09, 2007
- 4 - 6Lively Beach Competition Oct. 16, 2007
- 4 - 7Weigh-In Shocker Oct. 23, 2007
- 4 - 8Most Emotional Elimination So Far of the Season Oct. 30, 2007
- 4 - 9Biggest Losers Go Green Nov. 06, 2007
- 4 - 10A Taste of Home Nov. 13, 2007
- 4 - 11Memorable Makeovers Nov. 20, 2007
- 4 - 12Viewers Choose the Challenge Nov. 27, 2007
- 4 - 13A Slice of Temptation Dec. 04, 2007
- 4 - 14Five Remaining Players Compete for Spot on Finale Dec. 11, 2007
- 4 - 15"Biggest Loser" Revealed in Season Finale! Dec. 18, 2007
5Season 5 Jan. 01, 2008
- 5 - 1They Got Fat Together, Can They Get Thin Together? Jan. 01, 2008
- 5 - 2
- 5 - 3
- 5 - 4One Outcast Duo Squares Off Against All the Rest Jan. 22, 2008
- 5 - 5Surprise Escalator Challenge Changes the Game Forever Jan. 29, 2008
- 5 - 6Celebrity Chef Rocco DiSpirito Guest Stars Feb. 05, 2008
- 5 - 7Special Guest Appearance by Jillian's Mom Feb. 12, 2008
- 5 - 8Contestants Reunited With Loved Ones Feb. 19, 2008
- 5 - 9One Team Surprised With Trip to Vegas Feb. 26, 2008
- 5 - 10
- 5 - 11All Contestants Return to Ranch in Surprise Twist Mar. 11, 2008
- 5 - 12Contestants Made Over by Fashion Guru Tim Gunn Mar. 18, 2008
- 5 - 13Competition Heats Up With Only Six Contestants Left Mar. 25, 2008
- 5 - 14Last Five Contestants Get Surprise Trip to Australia Apr. 01, 2008
- 5 - 15
- 5 - 16"Biggest Loser" Revealed in Season Finale Apr. 15, 2008
6Season 6 Sep. 16, 2008
6 - 1Husband-Wife and Parent-Child Teams Sep. 16, 2008
6 - 2Chef Rocco DiSpirito Sep. 23, 2008
6 - 3Grand Canyon Sep. 30, 2008
6 - 4Toughest Challenge Yet Oct. 07, 2008
6 - 5Surprising Weigh-In Oct. 08, 2008
6 - 6Longest Challenge Ever Oct. 14, 2008
6 - 7Unusual Workouts Oct. 21, 2008- 6 - 8Record-Breaking Weigh-In Oct. 28, 2008
- 6 - 9Week of Surprises Nov. 11, 2008
- 6 - 10'80s Week Nov. 18, 2008
- 6 - 11Thanksgiving week Nov. 25, 2008
- 6 - 12Makeover Episode Dec. 02, 2008
- 6 - 13Final Four Dec. 09, 2008
- 6 - 14Finale! Dec. 16, 2008
7Season 7 Jan. 06, 2009
7 - 1Season Premiere Jan. 06, 2009- 7 - 2Bob goes angry Jan. 13, 2009
- 7 - 3Temptations suck Jan. 20, 2009
7 - 4Super Bowl Jan. 27, 2009- 7 - 5Home Team Weigh-In Feb. 03, 2009
- 7 - 6The Biggest Loser Season 7 Episode 6 Feb. 10, 2009
- 7 - 7Gym Keys Feb. 17, 2009
- 7 - 8Black and Blue Part 1 Feb. 24, 2009
- 7 - 9Black and Blue Part 2 Feb. 25, 2009
7 - 10Chef Rocco DiSpirito Mar. 03, 2009- 7 - 1124 Hour Fitness Relay Race Mar. 10, 2009
- 7 - 12
- 7 - 13The Teams Split Up Mar. 24, 2009
- 7 - 14Blast from the Past Mar. 31, 2009
- 7 - 15Only One Vote Apr. 07, 2009
- 7 - 16The Makeover Episode Apr. 14, 2009
- 7 - 17Trivia Quiz Apr. 21, 2009
- 7 - 18Contestants Get to Train Their Trainers! Apr. 28, 2009
- 7 - 19Running a Full Marathon! May. 05, 2009
- 7 - 20Finale May. 12, 2009
- 7 - 21Finale Part 2 May. 12, 2009
8Season 8 Sep. 15, 2009
8 - 1Week 1 Sep. 15, 2009
8 - 2The Biggest Loser: Couples Season 8 Episode 2 Sep. 22, 2009- 8 - 3Week 3 Sep. 29, 2009
- 8 - 4Week 4 Oct. 06, 2009
- 8 - 5Season 8, Episode 5 Oct. 13, 2009
- 8 - 6Week 6 Oct. 20, 2009
- 8 - 7Week Seven Oct. 27, 2009
- 8 - 8Week Eight Nov. 03, 2009
- 8 - 9Week 9 Nov. 10, 2009
- 8 - 10Week 10 Nov. 17, 2009
- 8 - 11Week 11 Nov. 24, 2009
- 8 - 12Week 12 Dec. 01, 2009
- 8 - 13Season 8 Finale Dec. 08, 2009
9Season 9 Jan. 05, 2010
- 9 - 1Week One Jan. 05, 2010
- 9 - 2The Biggest Loser Season 9 - Week Two Jan. 12, 2010
- 9 - 3Week 3 Jan. 19, 2010
9 - 4Season 9, Episode 4 Jan. 26, 2010
9 - 5Season 9, Episode 5 Feb. 02, 2010- 9 - 6Season 9, Episode 6 Feb. 09, 2010
9 - 7Season 9, Episode 7 Mar. 02, 2010- 9 - 8Season 9, Episode 8 Mar. 09, 2010
- 9 - 9Season 9, Episode 9 Mar. 16, 2010
- 9 - 10Week 10 Mar. 23, 2010
- 9 - 11Season 9, Episode 11 Mar. 30, 2010
9 - 12Week 12 Apr. 06, 2010- 9 - 13Season 9, Episode 13 Apr. 13, 2010
- 9 - 14Season 9, Episode 14 Apr. 20, 2010
- 9 - 15Season 9, Episode 15 Apr. 27, 2010
- 9 - 16Season 9, Episode 16 May. 04, 2010
- 9 - 17Season 9, Episode 17 May. 11, 2010
- 9 - 18Season 9, Episode 18 May. 18, 2010
- 9 - 19Season 9 Finale May. 25, 2010
10Season 10 Sep. 21, 2010
10 - 1Week 1 Sep. 21, 2010
10 - 2Week 2 Sep. 28, 2010
10 - 3Week 3 Oct. 05, 2010
10 - 4Week 4 Oct. 12, 2010
10 - 5Week 5 Oct. 19, 2010
10 - 6Week 6 Oct. 26, 2010
10 - 7Week 7 Nov. 02, 2010
10 - 8Week 8 Nov. 09, 2010
10 - 9Week 9 Nov. 16, 2010- 10 - 10Week 10 Nov. 23, 2010
- 10 - 11Week 11 Nov. 30, 2010
- 10 - 12Week 12 Dec. 07, 2010
- 10 - 13Week 13 Dec. 14, 2010
11Season 11 Jan. 04, 2011
11 - 1Week 1 Jan. 04, 2011
11 - 2Week 2 Jan. 11, 2011
11 - 3Week 3 Jan. 18, 2011
11 - 4Week 4 Jan. 25, 2011
11 - 5Week 5 Feb. 01, 2011
11 - 6Week 6 Feb. 08, 2011
11 - 7Week 7 Feb. 15, 2011
11 - 8Week 8 Feb. 22, 2011
11 - 9Week 9 Mar. 01, 2011
11 - 10Week 10 Mar. 08, 2011
11 - 11Week 11 Mar. 15, 2011
11 - 12Week 12 Mar. 22, 2011
11 - 13Week 13 Mar. 29, 2011
11 - 14Week 14 Apr. 05, 2011
11 - 15Week 15 Apr. 12, 2011
11 - 16Week 16 Apr. 19, 2011
11 - 17Week 17 Apr. 26, 2011
11 - 18Week 18 “Makeover Week” May. 03, 2011
11 - 19Week 19 May. 10, 2011
11 - 20Week 20 May. 17, 2011
11 - 21Week 21 May. 24, 2011
12Season 12 Sep. 20, 2011
12 - 1Week 1 Sep. 20, 2011
12 - 2Week 2 Sep. 27, 2011
12 - 3Week 3 Oct. 04, 2011
12 - 4Week 4 Oct. 11, 2011
12 - 5Week 5 Oct. 18, 2011
12 - 6Week 6 Oct. 25, 2011
12 - 7Week 7 Nov. 01, 2011
12 - 8Week 8 Nov. 08, 2011
12 - 9Week 9 Nov. 15, 2011
12 - 10Week 10 Nov. 22, 2011
12 - 11Week 11 - Makeover Week Nov. 29, 2011
12 - 12Week 12 Dec. 06, 2011
12 - 13Week 13 - Finale Dec. 13, 2011
13Season 13 Jan. 03, 2012
13 - 1Week 1 Jan. 03, 2012
13 - 2Week 2 Jan. 10, 2012
13 - 3Week 3 Jan. 17, 2012
13 - 4Week 4 Jan. 24, 2012
13 - 5Week 5 Jan. 31, 2012
13 - 6Week 6 Feb. 07, 2012
13 - 7Week 7 Feb. 14, 2012
13 - 8Week 8 Feb. 21, 2012
13 - 9Week 9 Feb. 28, 2012
13 - 10Week 10 Mar. 06, 2012
13 - 11Week 11 Mar. 13, 2012
13 - 12Week 12 Mar. 20, 2012
13 - 13Week 13 Mar. 27, 2012
13 - 14Week 14 Apr. 03, 2012
13 - 15Week 15 Apr. 10, 2012
13 - 16Week 16 Apr. 17, 2012
13 - 17Week 17 Apr. 24, 2012
13 - 18Week 18 - Finale May. 01, 2012
14Season 14 Jan. 06, 2013
14 - 1We're Back ... And So Is Jillian Jan. 06, 2013
14 - 2Keep Moving Jan. 07, 2013
14 - 3Cut the Junk Jan. 14, 2013
14 - 4Pay It Forward Jan. 21, 2013
14 - 5Waist & Money Jan. 28, 2013
14 - 6Lead by Example Feb. 04, 2013
14 - 7Tough Love Feb. 11, 2013
14 - 8Work Together Feb. 18, 2013
14 - 9Face Your Fears Feb. 25, 2013
14 - 10Make a Difference (Makeover Week) Mar. 04, 2013
14 - 11Down to the Wire Mar. 11, 2013
14 - 12Live Finale Mar. 18, 2013
15Season 15 Oct. 08, 2013
- 15 - 1The Biggest Loser Season 15 Episode 1 Oct. 08, 2013
15 - 2A Game of Chance Oct. 22, 2013
15 - 3The Auction Oct. 29, 2013
15 - 4Trick or Treat Nov. 05, 2013
15 - 5The Cook-Off Nov. 12, 2013- 15 - 6Episode 6 Nov. 19, 2013
15 - 7Thanksgiving Nov. 26, 2013
15 - 8Take a Trainer Home Dec. 03, 2013
15 - 9Workplace Obesity Dec. 10, 2013- 15 - 10Episode 10 Dec. 17, 2013
15 - 11Who Gets a Second Chance Back? Jan. 07, 2014
15 - 12Winter Olympics Jan. 14, 2014- 15 - 13Makeover Week Jan. 21, 2014
15 - 14Triathlon Jan. 28, 2014- 15 - 15Finale Feb. 04, 2014
16Season 16 Sep. 11, 2014
16 - 1Opening Day Sep. 11, 2014
16 - 2The Knockout Sep. 18, 2014
16 - 3Double Header Sep. 25, 2014
16 - 4The Lottery Oct. 02, 2014
16 - 5Sidelined Oct. 09, 2014
16 - 6The Tailgate Oct. 16, 2014
16 - 7The Drop Oct. 23, 2014
16 - 8Penalty Box Oct. 30, 2014
16 - 9Yes, Coach! Nov. 06, 2014
16 - 10Free Agents Nov. 13, 2014- 16 - 11No "I" in Team Nov. 20, 2014
16 - 12The Playoffs Dec. 11, 2014
16 - 13Kauai Part 1 Dec. 18, 2014- 16 - 14Kauai Part 2 Jan. 01, 2015
- 16 - 15Makeover Week Jan. 08, 2015
- 16 - 16The Comeback Jan. 15, 2015
16 - 17End Zone Jan. 22, 2015- 16 - 18Live Finale Jan. 29, 2015
17Season 17 Jan. 04, 2016
- 17 - 1Money Hungry Jan. 04, 2016
- 17 - 2Taste Test / Keep On Truckin' Jan. 11, 2016
- 17 - 3Hooked On 'Tronics / The Big Switch Jan. 18, 2016
- 17 - 4Ready? Set. Auction!; Ship Shape Jan. 25, 2016
- 17 - 5Homeward Bound/Real World Problems Feb. 01, 2016
- 17 - 6Makeover Week Feb. 08, 2016
- 17 - 7I Got The Power/The Final Cut Feb. 15, 2016
- 17 - 8Live Finale Feb. 22, 2016
18Season 18 Jan. 28, 2020
18 - 1Time for Change Jan. 28, 2020
18 - 2A Big Loss Feb. 04, 2020
18 - 3Supporting the Team Feb. 11, 2020
18 - 4Messages from Home Feb. 18, 2020
18 - 5Diving In Feb. 25, 2020
18 - 6Overcoming Obstacles Feb. 27, 2020
18 - 7Going Solo Mar. 10, 2020
18 - 8Boosting Morale Mar. 17, 2020
18 - 9Final Four Mar. 24, 2020
18 - 10Finale Mar. 31, 2020
Video trailer
Synopsis
The Biggest Loser features obese people competing to win a cash prize by losing the highest percentage of weight relative to their initial weight. 
Original title The Biggest Loser
TMDb Rating 5.5 27 votes
First air date Oct. 19, 2004
Last air date Mar. 31, 2020
Seasons 18
Episodes 263
Average Duration 90 minutes
Similar titles
