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The Biggest Loser - Full Series Information, Trailer & IMDb Reviews

The Biggest Loser

Countries: USA,
Release Date: October 19, 2004
Year: 2004
IMDb Rating:

Watch The Biggest Loser online — it may be available on legal streaming platforms such as YouTube, Netflix, Prime Video, Hulu, Disney+, and others.

Bob Harper     , Alison Sweeney     , Jillian Michaels    

The Biggest Loser Seasons/Episodes

► Season 1 - Click for episodes

Episode 1 Episode 1: Pilot - 2004-10-19
Episode 2 Episode 102 - 2004-10-26
Episode 3 Episode 103 - 2004-11-09
Episode 4 Episode 104: Red and Blue Teams Go to New Heights - 2004-11-16
Episode 5 Episode 5: A Team Lightens Up Through Elimination - 2004-11-23
Episode 6 Episode 106: Teams Trek to the Beach for a Challenge - 2004-11-30
Episode 7 Episode 107: Biking Challenge - 2004-12-07
Episode 8 Episode 108: Playing It Close to the Vest - 2004-12-14
Episode 9 Episode 109: A Look Back Special - 2004-12-21
Episode 10 Episode 110: Final Weigh-In at the Ranch - 2005-01-04
Episode 11 Episode 111: Season Finale - 2005-01-11
Episode 12 Episode 12: It Isn't Over Until It's Over - 2005-01-18
Episode 13 Episode 13 - 1970-01-01

► Season 2 - Click for episodes

Episode 1 Season Two Begins - 2005-09-13
Episode 2 Episode 202: Straight and Narrow is Tough - 2005-09-20
Episode 3 Episode 203: Hurt Bodies and Feelings - 2005-09-27
Episode 4 What Happens in Vegas Buffets in Vegas - 2005-10-04
Episode 5 Episode 205: Losing Teammates Instead of Weight Drags Down One Team - 2005-10-11
Episode 6 Episode 206: High Anxiety - 2005-10-18
Episode 7 Episode 207: Let's Do the Twist! - 2005-10-25
Episode 8 Episode 208: Fancy Footwork from Pedicures to Pedicabs - 2005-11-01
Episode 9 Episode 209: Jump Start - 2005-11-08
Episode 10 Episode 210: Last One in the Pool is a Winner - 2005-11-15
Episode 11 Scary Scale - 2005-11-22
Episode 12 Episode 212: Season Two Finale - 2005-11-29
Episode 13 Special Edition #1: The Muhas vs. The Samuels - 2006-01-04
Episode 14 Special Edition #2: Engaged Couples (1) - 2006-01-11
Episode 15 Special Edition #3: Engaged Couples (2) - 2006-01-18
Episode 16 Special Edition #4: Italian vs. Diner (1) - 2006-01-25
Episode 17 Special Edition #5: Italian vs. Diner (2) - 2006-02-01
Episode 18 Special Edition #6: Engaged Couples - I & II - 2006-02-08
Episode 19 Special Edition #7: Military Wives (1) - 2006-03-08
Episode 20 Special Edition #8: Military Wives (2) - 2006-03-15
Episode 21 Episode 21 - 1969-12-31

► Season 3 - Click for episodes

Episode 1 Season Premiere - 2006-09-20
Episode 2 Episode 302: The Biggest Loser Goes to the Beach - 2006-09-27
Episode 3 Cruise Week - 2006-10-04
Episode 4 Episode 304: Free Pass - 2006-10-11
Episode 5 Episode 305: Gym Gone - 2006-10-18
Episode 6 Episode 306: Tough Choices - 2006-10-25
Episode 7 Episode 307: Duos - 2006-11-01
Episode 8 Episode 308: They're Back - 2006-11-08
Episode 9 Episode 309: Individuals - 2006-11-15
Episode 10 Episode 310: All About the Holidays - 2006-11-29
Episode 11 Episode 310.5: Back to School - 2006-12-06
Episode 12 Episode 311: The Final Four - 2006-12-06
Episode 13 Episode 312: Season Finale Live! - 2006-12-13
Episode 14 Did They Keep the Weight Off? - 2007-09-04
Episode 301 Episode 301: Season Premiere - 2006-09-20
Episode 310 Episode 310.5: Back to School - 2006-12-06
Episode 311 Episode 311: The Final Four - 2006-12-06
Episode 312 Episode 312: Season Finale Live! - 2006-12-13

► Season 4 - Click for episodes

Episode 0 Did They Keep the Weight Off? - 2007-09-04
Episode 1 Episode 401: Back to Basics - 2007-09-11
Episode 2 Episode 402: The Secret Black Team is Revealed! - 2007-09-18
Episode 3 Episode 403: The Pressure of Temptation - 2007-09-25
Episode 4 Episode 404: Bidding Wars - 2007-10-02
Episode 5 Episode 405: Surprise Getaway - 2007-10-09
Episode 6 Episode 406: Lively Beach Competition - 2007-10-16
Episode 7 Weigh-In Shocker - 2007-10-23
Episode 8 Episode 408: Most Emotional Elimination So Far of the Season - 2007-10-30
Episode 9 Episode 409: "Biggest Losers" Go Green - 2007-11-06
Episode 10 A Taste of Home - 2007-11-13
Episode 11 Memorable Makeovers - 2007-11-20
Episode 12 Viewers Choose the Challenge - 2007-11-27
Episode 13 A Slice of Temptation - 2007-12-04
Episode 14 Five Remaining Players Compete for Spot on Finale - 2007-12-11
Episode 15 Biggest Loser Revealed In Season Finale - 2007-12-18
Episode 52

► Season 5 - Click for episodes

Episode 1 Episode 501: They Got Fat Together, Can They Get Thin Together? - 2008-01-01
Episode 2 Episode 502: Contestants Face Barbecue Temptation and Giant Seesaw Challenge! - 2008-01-08
Episode 3 Episode 503: Tensions Run High As This Week's Challenge Causes Rifts Among Players - 2008-01-15
Episode 4 Episode 504: One Outcast Duo Squares Off Against All the Rest - 2008-01-22
Episode 5 Episode 505: Surprise Escalator Challenge Changes the Game Forever - 2008-01-29
Episode 6 Episode 506: Celebrity Chef Rocco DiSpirito Guest Stars - 2008-02-05
Episode 7 Special Guest Appearance by Jillian's Mom - 2008-02-12
Episode 8 Episode 508: Contestants Reunited With Loved Ones - 2008-02-19
Episode 9 Episode 509: One Team Surprised With Trip to Vegas - 2008-02-26
Episode 10 Episode 510: Contestants Tackle One of the Biggest Challenges in Show's History - 2008-03-04
Episode 11 Episode 511: All Contestants Return to Ranch in Surprise Twist - 2008-03-11
Episode 12 Episode 512: Contestants Made Over by Fashion Guru Tim Gunn - 2008-03-18
Episode 13 Episode 513: Competition Heats Up With Only Six Contestants Left - 2008-03-25
Episode 14 Episode 514: Last Five Contestants Get Surprise Trip to Australia - 2008-04-01
Episode 15 Episode 515: Surprise Game-Changing Twist in Last Episode Before Live Finale - 2008-04-08
Episode 16 Episode 516: "Biggest Loser" Revealed in Season Finale - 2008-04-15

► Season 6 - Click for episodes

Episode 1 Episode 601: Husband-and-Wife Teams and Parent-Adult Child Teams Compete in Must-See Season Premiere - 2008-09-16
Episode 2 Episode 602: Chef Rocco DiSpirito Teaches Contestants to Make Healthy, Tasty and Affordable Meals - 2008-09-23
Episode 3 Episode 603: Contestants Take Road Trip to the Grand Canyon! - 2008-09-30
Episode 4 Episode 604A: Family Teams Face Toughest Challenge Yet - 2008-10-07
Episode 5 Episode 604B: Surprising Weigh-In Forces One Team to Send Family Member Home - 2008-10-08
Episode 6 Longest Challenge Ever - 2008-10-14
Episode 7 Episode 606: Contestants Try Unusual Workouts - And Get Six-Week Progress Reports - 2008-10-21
Episode 8 Episode 607: One Contestant Breaks Record at Weigh-In - 2008-10-28
Episode 9 Week of Surprises - 2008-11-11
Episode 10 Episode 609: Contestants Get a Blast from the Past With '80s Week - 2008-11-18
Episode 11 Episode 610: NFL Superstars Jerry Rice and Steve Young and Celebrity Chef Rocco DiSpirito Guest Star - 2008-11-25
Episode 12 Episode 611: Tyra Banks and "Project Runway" Winner Christian Siriano Guest Star - 2008-12-02
Episode 13 Episode 612: Final Four Contestants Reflect on Their Amazing Weight Loss Journeys, and America Votes - 2008-12-09
Episode 14 Episode 613: Winner of NBC's "The Biggest Loser: Families" Revealed in Must-See Live Finale! - 2008-12-16
Episode 15
Episode 16 The Biggest Loser AU S06E16 - 2011-02-28
Episode 27 No Title - 2011-03-02
Episode 30 - 2011-03-26
Episode 32 - 2011-03-26
Episode 33 - 2011-03-27
Episode 37 S6E37 - 2011-04-04
Episode 38 The Biggest Loser (AU) - 2011-04-07
Episode 39 The Biggest Loser AU - 2011-04-08
Episode 53 the Biggest Loser 53

► Season 7 - Click for episodes

Episode 1 Episode 701: Season Premiere with Oldest, Youngest and Heaviest Contestants Ever, Plus a Shocking Ne - 2009-01-06
Episode 2 Episode 702: Bob Freaks Out When One Contestant Doesn't Give it Her All - 2009-01-13
Episode 3 Episode 703 - 2009-01-20
Episode 4 Super Bowl - 2009-01-27
Episode 5 Home Team Weigh-In - 2009-02-03
Episode 6 Episode 706: One Contestant Wins 24-Hour Visit from Loved One - 2009-02-10
Episode 7 Gym Keys - 2009-02-17
Episode 8 Black and Blue Part 1 - 2009-02-24
Episode 9 Episode 708B: Contestants Get Pop Quiz on Health and Aging - 2009-02-25
Episode 10 Episode 709: Popular Chef Rocco DiSpirito Guest Stars - 2009-03-03
Episode 11 Episode 710: A 24-Hour Fitness Relay Race Brings Winning Team 24 Hours of Luxury - 2009-03-10
Episode 12 Episode 711: Contestants Go Home for a Week and Complete Half-Marathons - 2009-03-17
Episode 13 The Teams Split Up - 2009-03-24
Episode 14 Episode 713: Past Season Winners Ali Vincent and Michelle Aguilar Guest Star - 2009-03-31
Episode 15 Episode 714: Temptation Winner Gets Sole Vote at This Week's Elimination - 2009-04-07
Episode 16 Episode 715: Tim Gunn Helps Transform Contestants in Fan Favorite - The Makeover Episode! - 2009-04-14
Episode 17 Episode 716: Bob and Jillian Take the Contestants to the Grocery to Learn How to Shop Healthy on a B - 2009-04-21
Episode 18 Contestants Get to Train Their Trainers! - 2009-04-28
Episode 19 Running a Full Marathon! - 2009-05-05
Episode 20 Episode 719: "Biggest Loser" Revealed in Season Finale! - 2009-05-12
Episode 21 Finale Part 2

► Season 8 - Click for episodes

Episode 1 Episode 801 - 2009-09-15
Episode 2 Episode 802 - 2009-09-22
Episode 3 Episode 803 - 2009-09-29
Episode 4 Episode 804 - 2009-10-06
Episode 5 Week 5 - 2009-10-13
Episode 6 Episode 806 - 2009-10-20
Episode 7 Week 7 - 2009-10-27
Episode 8 Episode 808 - 1970-01-01
Episode 9 Week 9 - 1970-01-01
Episode 10 Week 10 - 1970-01-01
Episode 11 Week 11 - 1970-01-01
Episode 12 Where Are They Now? - 2009-11-25
Episode 13 Finale (Week 13) - 1970-01-01
Episode 14 Episode 813 - 1970-01-01
Episode 801 Episode 801 - 2009-09-15
Episode 802 Episode 802 - 2009-09-22
Episode 803 Episode 803 - 2009-09-29
Episode 804 Episode 804 - 2009-10-06
Episode 805 Episode 805 - 2009-10-13
Episode 806 Episode 806 - 2009-10-20
Episode 808 Episode 808 - 2009-11-03
Episode 812 Episode 812 - 2009-12-01
Episode 813 Episode 813 - 2009-12-08
Episode 814 Where Are They Now? - 1970-01-01

► Season 9 - Click for episodes

Episode 1 Season Premiere - 1970-01-01
Episode 2 Episode 902 - 2010-01-12
Episode 3 Week 3 - 2010-01-19
Episode 4 Season 9, Episode 4 - 2010-01-26
Episode 5 Week 5 - 1970-01-01
Episode 6 Episode 906 - 1970-01-01
Episode 7 Episode 907 - 1970-01-01
Episode 8 Season 9, Episode 8 - 2010-03-09
Episode 9 Season 9, Episode 9 - 2010-03-16
Episode 10 Episode 910 - 2010-03-23
Episode 11 Week 11 - 2010-03-30
Episode 12 Week 12 - 2010-04-06
Episode 13 Episode 913 - 1970-01-01
Episode 14 Week 14 - 1970-01-01
Episode 15 Episode 915 - 1970-01-01
Episode 16 Week 16 - 2010-05-04
Episode 17 Week 17 - 2010-05-11
Episode 18 Week 18 - 2010-05-19
Episode 19 Episode 919 - 2010-05-25
Episode 901 Episode 901: Season Premiere - 2010-01-05
Episode 902 Episode 902 - 2010-01-12
Episode 903 Episode 903: Temptation - 2010-01-19
Episode 904 Episode 904 - 2010-01-26
Episode 905 Episode 905 - 2010-02-02
Episode 906 Episode 906 - 2010-02-09
Episode 907 Episode 907 - 2010-03-02
Episode 908 Episode 908 - 2010-03-09
Episode 909 Episode 909 - 2010-03-16
Episode 910 Episode 910 - 2010-03-23
Episode 911 Episode 911 - 2010-03-30
Episode 912 Episode 912 - 2010-04-06
Episode 913 Episode 913 - 2010-04-13
Episode 914 Episode 914 - 2010-04-20
Episode 915 Episode 915 - 2010-04-27
Episode 916 Episode 916: Makeover Week - 2010-05-04
Episode 917 Episode 917 - 2010-05-11
Episode 918 Episode 918 - 2010-05-18
Episode 919 Episode 919 - 2010-05-25

► Season 10 - Click for episodes

Episode 1 Week 1 - 2010-09-21
Episode 2 Episode 1002 - 2010-09-28
Episode 3 Episode 1003 - 2010-10-05
Episode 4 Week 4 - 2010-10-12
Episode 5 Episode 1005 - 2010-10-19
Episode 6 Episode 1006 - 2010-10-26
Episode 7 Season 10, Episode 7 - 2010-11-02
Episode 8 Episode 1008 - 2010-11-09
Episode 9 Episode 1009 - 2010-11-16
Episode 10 Season 10, Episode 10 - 2010-11-23
Episode 11 Season 10, Episode 11 - 2010-11-30
Episode 12 Episode 1011 - 2010-11-30
Episode 13 Season 10, Episode 13 - 2010-12-14
Episode 1001 Episode 1001 - 2010-09-21
Episode 1003 Episode 1003 - 2010-10-05
Episode 1004 Episode 1004 - 2010-10-12
Episode 1005 Episode 1005 - 2010-10-19
Episode 1006 Episode 1006 - 2010-10-26
Episode 1007 Episode 1007 - 2010-11-02
Episode 1008 Episode 1008 - 2010-11-09
Episode 1009 Episode 1009 - 2010-11-16
Episode 1010 Episode 1010 - 2010-11-23
Episode 1011 Episode 1011 - 2010-11-30

► Season 11 - Click for episodes

Episode 1 Episode 1101 - 2011-01-04
Episode 2 Episode 1102 - 2011-01-11
Episode 3 Season 11, Episode 3 - 2011-01-18
Episode 4 Season 11, Episode 4 - 2011-01-25
Episode 5 Episode 1105 - 2011-02-01
Episode 6 Episode 6 - 2011-02-08
Episode 7 Episode 1107 - 2011-02-15
Episode 8 Episode 1108 - 2011-02-22
Episode 9 Week 9 - 2011-03-01
Episode 10 Episode 1110 - 2011-03-08
Episode 11 Season 11, Episode 11 - 2011-03-15
Episode 12 Season 11, Episode 12 - 2011-03-22
Episode 13 Season 11, Episode 13 - 2011-03-29
Episode 14 Season 11, Episode 14 - 2011-04-05
Episode 15 Episode 15 - 2011-04-13
Episode 16 Episode 16 - 2011-04-19
Episode 17 Episode 17 - 2011-04-28
Episode 18 Makeover week - 2011-05-02
Episode 19 Real Episode 18 - 2011-05-08
Episode 20 Episode 1120 - 2011-05-17
Episode 21 Finale - 2011-05-24
Episode 1101 Episode 1101 - 2011-01-04
Episode 1102 Episode 1102 - 2011-01-11
Episode 1103 Episode 1103 - 2011-01-18
Episode 1104 Episode 1104 - 2011-01-25
Episode 1105 Episode 1105 - 2011-02-01
Episode 1106 Episode 1106 - 2011-02-08
Episode 1107 Episode 1107 - 2011-02-15
Episode 1108 Episode 1108 - 2011-02-22
Episode 1109 Episode 1109 - 2011-03-01
Episode 1110 Episode 1110 - 2011-03-08
Episode 1111 Episode 1111 - 2011-03-15
Episode 1112 Episode 1112 - 2011-03-22
Episode 1113 Episode 1113 - 2011-03-29
Episode 1114 Episode 1114 - 2011-04-05
Episode 1115 Episode 1115 - 2011-04-12
Episode 1116 Episode 1116 - 2011-04-19
Episode 1117 Episode 1117 - 2011-04-26
Episode 1118 Episode 1118 - 2011-05-03
Episode 1119 Episode 1119 - 2011-05-10
Episode 1120 Episode 1120 - 2011-05-17

► Season 12 - Click for episodes

Episode 1 Week 1 - 2011-09-20
Episode 2 Week 2 - 2011-09-27
Episode 3 The Biggest Loser - 2011-10-06
Episode 4 Episode 04 - 2011-10-11
Episode 5 Season 12, Episode 5 - 2011-10-18
Episode 6 Season 12, Episode 6 - 2011-10-25
Episode 7 Episode 7 - 2011-11-01
Episode 8 Season 12, Episode 8 - 2011-11-08
Episode 9 Season 12, Episode 9 - 2011-11-15
Episode 10 Season 12, Episode 10 - 2011-11-22
Episode 11 Season 12, Episode 11 - 2011-11-23
Episode 12 Week 11 - 2011-11-29
Episode 13 Finale - 2011-12-06
Episode 14 Week 13 Season Finale - 2011-12-13
Episode 101 S12 Special Where Are They Now - 2011-12-12
Episode 1201 - 2011-09-20
Episode 1202 - 2011-09-27
Episode 1209 - 2011-11-15
Episode 1210 - 2011-11-22
Episode 1211 - 2011-11-29
Episode 1213 - 2011-12-13

► Season 13 - Click for episodes

Episode 1 Episode 13 - 2012-01-03
Episode 2 Season 13, Episode 2 - 2012-01-10
Episode 3 Season 13, Episode 3 - 2012-01-17
Episode 4 Season 13, Episode 4 - 2012-01-24
Episode 5 Episode 5 - 2012-01-31
Episode 6 Episode 06 - 2012-02-07
Episode 7 Season 13, Episode 7 - 2012-02-14
Episode 8 Episode 8 - 2012-02-21
Episode 9 Season 13, Episode 9 - 2012-03-05
Episode 10 week 10 - 2012-03-06
Episode 11 Week 11 - 2012-03-13
Episode 12 Season 13, Episode 12 - 2012-03-20
Episode 13 Season 13, Episode 13 - 2012-03-27
Episode 14 Season 13, Episode 14 - 2012-04-03
Episode 15 Season 13, Episode 15 - 2012-04-11
Episode 16 Episode 16 - 2012-04-18
Episode 17 Season 13, Episode 17 - 2012-04-24
Episode 18 Season 13 Finale - 2012-05-01
Episode 1301 - 1969-12-31

► Season 14 - Click for episodes

Episode 1 We're Back ... And So Is Jillian - 2013-01-06
Episode 2 Keep Moving - 2013-01-07
Episode 3 Cut the Junk - 2013-01-15
Episode 4 Pay It Forward - 2013-01-21
Episode 5 Waist & Money - 2013-01-28
Episode 6 Lead By Example - 1969-12-31
Episode 7 Tough Love - 2013-02-11
Episode 8 Work Together - 2013-02-18
Episode 9 Face Your Fears - 2013-02-25
Episode 10 Make a Difference (Makeover Week) - 2013-03-04
Episode 11 Down To The Wire - 2013-03-14
Episode 12 Live Finale - 2013-03-18

► Season 15 - Click for episodes

Episode 1 Second Chances - 2013-10-15
Episode 2 A Game of Chance - 2013-10-22
Episode 3 The Auction - 2013-10-29
Episode 4 Trick or Treat - 2013-11-05
Episode 5 The Cook-Off - 2013-11-12
Episode 6 Remember Who You Are - 2013-11-19
Episode 7 Thanksgiving - 2013-11-26
Episode 8 Take a Trainer Home - 2013-12-03
Episode 9 Work Week - 2013-12-10
Episode 10 Down to Singles - 2013-12-17
Episode 11 Who Gets a Second Chance Back? - 2014-01-07
Episode 12 Winter Olympics - 2014-01-14
Episode 13 Makeover Week - 2014-01-21
Episode 14 Triathlon - 2014-01-28
Episode 15 Finale - 2014-02-04

► Season 16 - Click for episodes

Episode 1 Opening Day - 2014-09-11
Episode 2 The Knockout - 2014-09-18
Episode 3 Double Header - 2014-09-25
Episode 4 The Lottery - 2014-10-02
Episode 5 Sidelined - 2014-10-10
Episode 6 The Tailgate - 2014-10-16
Episode 7 The Drop - 2014-10-23
Episode 8 Penalty Box - 2014-10-30
Episode 9 Yes, Coach! - 2014-11-06
Episode 10 Free Agents - 2014-11-13
Episode 11 No 'I' in Team - 2014-11-20
Episode 12 The Playoffs - 2014-12-11
Episode 13 Kauai Part - 2014-12-18
Episode 14 Kauai Part 2 - 2015-01-01
Episode 15 Makeover Week - 2015-01-08
Episode 16 The Comeback - 2015-01-15
Episode 17 End Zone - 2015-01-22
Episode 18 Live Finale - 2015-01-29

► Season 17 - Click for episodes

Episode 1 Money Hungry - 2016-01-04
Episode 2 Taste Test / Keep On Truckin' - 2016-01-11
Episode 3 Hooked On 'Tronics / The Big Switch - 2016-01-18
Episode 4 Ready? Set. Auction!; Ship Shape - 2016-01-25
Episode 5 Homeward Bound; Real World Problems - 2016-02-01
Episode 6 TBA - 2016-02-08
Episode 7 I Got The Power/The Final Cut - 2016-02-15
Episode 8 Live Finale - 2016-02-22

► Season 18 - Click for episodes

Episode 1 Time for Change - 2020-01-28
Episode 2 A Big Loss - 2020-02-04
Episode 3 Supporting the Team - 2020-02-11
Episode 4 Messages from Home - 2020-02-18
Episode 5 Diving In - 2020-02-25
Episode 6 Overcoming Obstacles - 2020-03-03
Episode 7 Going Solo - 2020-03-10
Episode 8 Boosting Morale - 2020-03-17
Episode 9 Final Four - 2020-03-24
Episode 10 Finale - 2020-03-31