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The Biggest Loser poster

The Biggest Loser (2004)

Game-Show · Reality-TV

The Biggest Loser features obese people competing to win a cash prize by losing the highest percentage of weight relative to their initial weight.

IMDb rating
5.4 (5,426 votes)
Seasons
15
Streaming (US)
Amazon Prime Video
Language
EN
Type
TV series
Browse all Slow burn seasons in the explorer → Open in Rising Shows app → View on IMDb

Ratings refreshed Jul 3, 2026 · 15 seasons indexed

Cast

Seasons

Season 4 (2007)

6.60 avg 15 episodes 7.7 → 5.6

Ep 1: 7.7 · 13 votesEp 2: 6.9 · 11 votesEp 3: 6.9 · 11 votesEp 4: 6.6 · 8 votesEp 5: 6.6 · 8 votesEp 6: 6.6 · 8 votesEp 7: 5.9 · 11 votesEp 8: 6.6 · 8 votesEp 9: 6.6 · 8 votesEp 10: 6.6 · 8 votesEp 11: 6.6 · 8 votesEp 12: 6.6 · 8 votesEp 13: 6.6 · 8 votesEp 14: 6.6 · 8 votesEp 15: 5.6 · 11 votes
Season 4 episodes — IMDb ratings
#TitleRatingVotes
1Back to Basics7.713
2The Secret Black Team is Revealed!6.911
3Episode #4.36.911
4Bidding Wars6.68
5Episode #4.56.68
6Episode #4.66.68
7Episode #4.75.911
8Episode #4.86.68
9Episode #4.96.68
10Episode #4.106.68
11Episode #4.116.68
12Episode #4.126.68
13Episode #4.136.68
14Episode #4.146.68
15The Biggest Loser 4 Live Finale5.611

Season 5 (2008)

6.28 avg 16 episodes 5.8 → 6.8

Ep 1: 5.8 · 12 votesEp 2: 6.2 · 9 votesEp 3: 6.2 · 9 votesEp 4: 6.6 · 11 votesEp 5: 6.2 · 9 votesEp 6: 6.2 · 9 votesEp 7: 6.2 · 8 votesEp 8: 6.2 · 9 votesEp 9: 6.2 · 9 votesEp 10: 6.2 · 9 votesEp 11: 6.2 · 9 votesEp 12: 6.2 · 9 votesEp 13: 6.1 · 12 votesEp 14: 6.4 · 12 votesEp 15: 6.8 · 13 votesEp 16: 6.8 · 15 votes
Season 5 episodes — IMDb ratings
#TitleRatingVotes
1Episode #5.15.812
2Episode #5.26.29
3Episode #5.36.29
4Episode #5.46.611
5Episode #5.56.29
6Episode #5.66.29
7Episode #5.76.28
8Episode #5.86.29
9Episode #5.96.29
10Episode #5.106.29
11Episode #5.116.29
12Episode #5.126.29
13Episode #5.136.112
14Episode #5.146.412
15Episode #5.156.813
16The Biggest Loser 5 Live Finale6.815

Season 6 (2008)

6.91 avg 15 episodes 6.5 → 7.2 78 min avg

Ep 1: 6.5 · 19 votesEp 2: 7.3 · 15 votesEp 3: 6.8 · 14 votesEp 4: 6.9 · 14 votesEp 5: 6.8 · 15 votesEp 6: 7.0 · 14 votesEp 7: 6.7 · 14 votesEp 8: 6.5 · 17 votesEp 9: 7.2 · 17 votesEp 10: 6.5 · 14 votesEp 11: 6.7 · 13 votesEp 12: 7.1 · 14 votesEp 13: 7.0 · 12 votesEp 14: 7.4 · 12 votesEp 15: 7.2 · 11 votes
Season 6 episodes — IMDb ratings
#TitleRatingVotes
1Episode #6.16.519
2Episode #6.27.315
3Episode #6.36.814
4Episode #6.46.914
5Episode #6.56.815
6Episode #6.67.014
7Episode #6.76.714
8Episode #6.86.517
9Episode #6.97.217
10Episode #6.106.514
11Episode #6.116.713
12Episode #6.127.114
13Episode #6.137.012
14Episode #6.147.412
15Episode #6.157.211

Season 7 (2009)

6.95 avg 19 episodes 7.2 → 7.1 98 min avg

Ep 1: 7.2 · 16 votesEp 2: 6.7 · 12 votesEp 3: 6.4 · 12 votesEp 4: 6.9 · 11 votesEp 5: 6.9 · 11 votesEp 6: 6.6 · 11 votesEp 7: 6.6 · 11 votesEp 8: 6.9 · 11 votesEp 9: 6.5 · 11 votesEp 10: 6.9 · 11 votesEp 11: 6.9 · 11 votesEp 12: 7.2 · 12 votesEp 13: 7.4 · 17 votesEp 14: 6.9 · 11 votesEp 15: 7.4 · 11 votesEp 16: 7.2 · 11 votesEp 17: 7.2 · 12 votesEp 18: 7.1 · 12 votesEp 19: 7.1 · 13 votes
Season 7 episodes — IMDb ratings
#TitleRatingVotes
1Episode #7.17.216
2Episode #7.26.712
3Episode #7.36.412
4Episode #7.46.911
5Episode #7.56.911
6Episode #7.66.611
7Episode #7.76.611
8Episode #7.86.911
9Episode #7.96.511
10Episode #7.106.911
11Episode #7.116.911
12Episode #7.127.212
13Episode #7.137.417
14Episode #7.146.911
15Episode #7.157.411
16Episode #7.167.211
17Episode #7.177.212
18Episode #7.187.112
19The Biggest Loser Couples Finale7.113

Season 8 (2009)

7.07 avg 13 episodes 8.0 → 7.3 112 min avg

Ep 1: 8.0 · 17 votesEp 2: 6.8 · 14 votesEp 3: 6.9 · 14 votesEp 4: 6.8 · 10 votesEp 5: 7.1 · 11 votesEp 6: 7.4 · 13 votesEp 7: 7.4 · 13 votesEp 8: 6.8 · 10 votesEp 9: 6.0 · 10 votesEp 10: 7.4 · 13 votesEp 11: 6.8 · 10 votesEp 12: 7.2 · 8 votesEp 13: 7.3 · 12 votes
Season 8 episodes — IMDb ratings
#TitleRatingVotes
1Episode #8.18.017
2Episode #8.26.814
3Episode #8.36.914
4Episode #8.46.810
5Episode #8.57.111
6Episode #8.67.413
7Episode #8.77.413
8Episode #8.86.810
9Episode #8.96.010
10Episode #8.107.413
11Episode #8.116.810
12Episode #8.127.28
13Episode #8.137.312

Season 9 (2010)

6.61 avg 19 episodes 5.2 → 6.7 120 min avg

Ep 1: 5.2 · 18 votesEp 2: 6.5 · 11 votesEp 3: 6.8 · 13 votesEp 4: 6.5 · 11 votesEp 5: 6.5 · 11 votesEp 6: 6.6 · 11 votesEp 7: 6.5 · 11 votesEp 8: 6.5 · 11 votesEp 9: 6.5 · 11 votesEp 10: 6.0 · 16 votesEp 11: 6.5 · 11 votesEp 12: 6.5 · 11 votesEp 13: 6.5 · 11 votesEp 14: 7.2 · 9 votesEp 15: 7.2 · 8 votesEp 16: 7.0 · 12 votesEp 17: 7.2 · 9 votesEp 18: 7.2 · 11 votesEp 19: 6.7 · 10 votes
Season 9 episodes — IMDb ratings
#TitleRatingVotes
1Episode #9.15.218
2Episode #9.26.511
3Episode #9.36.813
4Episode #9.46.511
5Episode #9.56.511
6Episode #9.66.611
7Episode #9.76.511
8Episode #9.86.511
9Episode #9.96.511
10Episode #9.106.016
11Episode #9.116.511
12Episode #9.126.511
13Episode #9.136.511
14Episode #9.147.29
15Episode #9.157.28
16Episode #9.167.012
17Episode #9.177.29
18Episode #9.187.211
19Episode #9.196.710

Season 10 (2010)

6.12 avg 13 episodes 4.8 → 7.2 81 min avg

Ep 1: 4.8 · 17 votesEp 2: 6.5 · 10 votesEp 3: 6.6 · 12 votesEp 4: 6.3 · 12 votesEp 5: 6.2 · 11 votesEp 6: 6.6 · 11 votesEp 7: 6.7 · 12 votesEp 8: 6.0 · 10 votesEp 9: 5.8 · 8 votesEp 10: 5.1 · 14 votesEp 11: 5.7 · 14 votesEp 12: 6.1 · 11 votesEp 13: 7.2 · 13 votes
Season 10 episodes — IMDb ratings
#TitleRatingVotes
1Episode #10.14.817
2Episode #10.26.510
3Episode #10.36.612
4Episode #10.46.312
5Episode #10.56.211
6Episode #10.66.611
7Episode #10.76.712
8Episode #10.86.010
9Episode #10.95.88
10Episode #10.105.114
11Episode #10.115.714
12Episode #10.126.111
13Episode #10.137.213

Season 11 (2011)

6.14 avg 18 episodes 6.6 → 6.7 83 min avg

Ep 1: 6.6 · 16 votesEp 2: 6.0 · 9 votesEp 3: 5.8 · 9 votesEp 4: 5.8 · 9 votesEp 5: 5.7 · 11 votesEp 6: 6.8 · 12 votesEp 7: 6.6 · 13 votesEp 8: 5.8 · 9 votesEp 9: 6.3 · 10 votesEp 10: 5.8 · 9 votesEp 11: 5.8 · 9 votesEp 12: 6.4 · 11 votesEp 13: 5.1 · 10 votesEp 14: 6.3 · 9 votesEp 15: 6.4 · 11 votesEp 16: 6.4 · 11 votesEp 20: 6.2 · 9 votesEp 21: 6.7 · 11 votes
Season 11 episodes — IMDb ratings
#TitleRatingVotes
1Episode #11.16.616
2Episode #11.26.09
3Episode #11.35.89
4Episode #11.45.89
5Episode #11.55.711
6Episode #11.66.812
7Episode #11.76.613
8Episode #11.85.89
9Episode #11.96.310
10Episode #11.105.89
11Episode #11.115.89
12Episode #11.126.411
13Episode #11.135.110
14Episode #11.146.39
15Episode #11.156.411
16Episode #11.166.411
20Episode #11.206.29
21Winner Revealed6.711

Season 12 (2011)

6.32 avg 13 episodes 6.2 → 6.0 86 min avg

Ep 1: 6.2 · 10 votesEp 2: 5.7 · 9 votesEp 3: 6.4 · 7 votesEp 4: 6.7 · 8 votesEp 5: 6.7 · 8 votesEp 6: 6.4 · 6 votesEp 7: 6.4 · 6 votesEp 8: 6.0 · 8 votesEp 9: 6.1 · 8 votesEp 10: 6.4 · 6 votesEp 11: 6.6 · 8 votesEp 12: 6.5 · 9 votesEp 13: 6.0 · 11 votes
Season 12 episodes — IMDb ratings
#TitleRatingVotes
1Episode #12.16.210
2Episode #12.25.79
3Episode #12.36.47
4Episode #12.46.78
5Episode #12.56.78
6Episode #12.66.46
7Episode #12.76.46
8Episode #12.86.08
9Episode #12.96.18
10Episode #12.106.46
11Episode #12.116.68
12Episode #12.126.59
13Episode #12.136.011

Season 13 (2012)

6.15 avg 17 episodes 6.3 → 5.0 72 min avg

Ep 1: 6.3 · 17 votesEp 2: 6.3 · 9 votesEp 3: 5.5 · 14 votesEp 4: 7.1 · 13 votesEp 5: 6.7 · 9 votesEp 6: 5.4 · 10 votesEp 7: 6.1 · 9 votesEp 8: 6.0 · 11 votesEp 9: 6.2 · 10 votesEp 10: 6.7 · 9 votesEp 11: 6.2 · 7 votesEp 12: 6.8 · 11 votesEp 13: 6.0 · 6 votesEp 14: 7.0 · 9 votesEp 15: 6.0 · 6 votesEp 16: 5.3 · 10 votesEp 18: 5.0 · 7 votes
Season 13 episodes — IMDb ratings
#TitleRatingVotes
1Episode #13.16.317
2Episode #13.26.39
3Episode #13.35.514
4Episode #13.47.113
5Episode #13.56.79
6Episode #13.65.410
7Valentine's Shoot6.19
8Episode #13.86.011
9Episode #13.96.210
10Episode #13.106.79
11Episode #13.116.27
12Episode #13.126.811
13Episode #13.136.06
14Episode #13.147.09
15Episode #13.156.06
16Episode #13.165.310
18Finale5.07

Season 14 (2013)

5.99 avg 12 episodes 7.4 → 6.3 86 min avg

Ep 1: 7.4 · 18 votesEp 2: 6.0 · 8 votesEp 3: 6.2 · 11 votesEp 4: 5.5 · 10 votesEp 5: 6.5 · 10 votesEp 6: 5.5 · 7 votesEp 7: 5.9 · 9 votesEp 8: 5.6 · 9 votesEp 9: 5.7 · 9 votesEp 10: 5.2 · 7 votesEp 11: 6.1 · 9 votesEp 12: 6.3 · 10 votes
Season 14 episodes — IMDb ratings
#TitleRatingVotes
1Week One: We're Back... and So Is Jillian7.418
2Week Two: Get Moving6.08
3Week Three: Cut the Junk6.211
4Week Four: Pay It Forward5.510
5Week Five: Waist & Money6.510
6Week Six: Lead by Example5.57
7Week Seven: Tough Love5.99
8Week Eight: Work Together5.69
9Week Nine: Face Your Fears5.79
10Week Ten: Make a Difference5.27
11Week Eleven: Down to the Wire6.19
12Live Finale6.310

Season 15 (2013)

6.07 avg 15 episodes 7.1 → 5.1 54 min avg

Ep 1: 7.1 · 11 votesEp 2: 6.1 · 9 votesEp 3: 7.0 · 11 votesEp 4: 6.4 · 10 votesEp 5: 5.5 · 15 votesEp 6: 6.1 · 9 votesEp 7: 5.6 · 10 votesEp 8: 6.1 · 9 votesEp 9: 5.8 · 10 votesEp 10: 5.7 · 9 votesEp 11: 5.4 · 9 votesEp 12: 6.5 · 7 votesEp 13: 6.8 · 10 votesEp 14: 5.8 · 7 votesEp 15: 5.1 · 10 votes
Season 15 episodes — IMDb ratings
#TitleRatingVotes
1Episode #15.17.111
2Episode #15.26.19
3Episode #15.37.011
4Episode #15.46.410
5Episode #15.55.515
6Episode #15.66.19
7Episode #15.75.610
8Episode #15.86.19
9Episode #15.95.810
10Episode #15.105.79
11Episode #15.115.49
12Episode #15.126.57
13Episode #15.136.810
14Episode #15.145.87
15Episode #15.155.110

Season 16 (2014)

6.67 avg 18 episodes 7.4 → 6.1 53 min avg

Ep 1: 7.4 · 16 votesEp 2: 7.4 · 14 votesEp 3: 7.3 · 14 votesEp 4: 7.4 · 13 votesEp 5: 7.1 · 13 votesEp 6: 7.4 · 13 votesEp 7: 6.4 · 11 votesEp 8: 6.9 · 12 votesEp 9: 6.5 · 11 votesEp 10: 6.8 · 12 votesEp 11: 5.4 · 11 votesEp 12: 5.5 · 7 votesEp 13: 6.0 · 11 votesEp 14: 6.3 · 7 votesEp 15: 6.7 · 10 votesEp 16: 7.1 · 10 votesEp 17: 6.3 · 8 votesEp 18: 6.1 · 10 votes
Season 16 episodes — IMDb ratings
#TitleRatingVotes
1Opening Day7.416
2The Knockout7.414
3Double Header7.314
4The Lottery7.413
5Sidelined7.113
6The Tailgate7.413
7The Drop6.411
8Penalty Box6.912
9Yes, Coach!6.511
10Free Agents6.812
11No 'I' in Team5.411
12The Playoffs5.57
13Kauai Part 16.011
14Kauai Part 26.37
15Makeover Week6.710
16The Comeback7.110
17End Zone6.38
18Live Finale6.110

Season 17 (2016)

6.51 avg 8 episodes 7.0 → 5.4 84 min avg

Ep 1: 7.0 · 17 votesEp 2: 5.3 · 11 votesEp 3: 6.8 · 7 votesEp 4: 7.4 · 9 votesEp 5: 6.8 · 8 votesEp 6: 6.6 · 7 votesEp 7: 6.8 · 7 votesEp 8: 5.4 · 8 votes
Season 17 episodes — IMDb ratings
#TitleRatingVotes
1Money Hungry7.017
2Taste Test; Keep on Truckin'5.311
3Hooked on 'Tronics; the Big Switch6.87
4Ready? Set. Auction!; Ship Shape7.49
5Homeward Bound; Real World Problems6.88
6Makeover Week6.67
7I Got the Power; the Final Cut6.87
8Live Finale5.48

Season 18 (2020)

7.50 avg 10 episodes 6.7 → 8.7 46 min avg

Ep 1: 6.7 · 17 votesEp 2: 6.5 · 18 votesEp 3: 6.6 · 14 votesEp 4: 7.0 · 13 votesEp 5: 7.3 · 12 votesEp 6: 7.2 · 10 votesEp 7: 8.4 · 9 votesEp 8: 8.2 · 7 votesEp 9: 8.4 · 9 votesEp 10: 8.7 · 8 votes
Season 18 episodes — IMDb ratings
#TitleRatingVotes
1Time for Change6.717
2A Big Loss6.518
3Supporting the Team6.614
4Messages From Home7.013
5Diving In7.312
6Overcoming Obstacles7.210
7Going Solo8.49
8Boosting Morale8.27
9Final Four8.49
10Finale8.78
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See all Slow burn seasons in the explorer →

Episode ratings and vote counts from IMDb. Poster, overview, and streaming data from TMDB. Data refreshed 2026-07-03.

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