The Biggest Loser (2004)

Season 0

4 Episodes

Season 2

12 Episodes

Season 3

13 Episodes

Season 4

15 Episodes

Season 5

16 Episodes

Season 6

14 Episodes

Season 7

21 Episodes

Season 8

13 Episodes

Season 9

19 Episodes

Season 10

13 Episodes

Season 11

21 Episodes

Season 12

13 Episodes

Season 13

18 Episodes

Season 14

12 Episodes

Season 15

15 Episodes

Season 16

18 Episodes

Season 17

8 Episodes

Season 18

10 Episodes