The Biggest Loser/Season One
From The TV IV
| Season One The Biggest Loser | |
 | |
| Season Premiere | October 19, 2004 |
| Season Finale | January 18, 2005 |
| Episode Count | 12 |
| Previous Season One | Next |
Season One of The Biggest Loser premiered on October 19, 2004.
Episodes
| # | # | Title | Airdate |
|---|---|---|---|
| 1 | 1 | Episode 101 | October 19, 2004 |
| 2 | 2 | Episode 102 | October 26, 2004 |
| 3 | 3 | Episode 103 | November 9, 2004 |
| 4 | 4 | Episode 104 | November 16, 2004 |
| 5 | 5 | Episode 105 | November 23, 2004 |
| 6 | 6 | Episode 106 | November 30, 2004 |
| 7 | 7 | Episode 107 | December 7, 2004 |
| 8 | 8 | Episode 108 | December 14, 2004 |
| 9 | 9 | Episode 109 | December 21, 2004 |
| 10 | 10 | Episode 110 | January 4, 2005 |
| 11 | 11 | Episode 111 | January 11, 2005 |
| 12 | 12 | Episode 112 | January 18, 2005 |
