The Biggest Loser Episode #4.13 (2004– ) Online
- Original Title :
- Episode #4.13
- Genre :
- TV Episode / Game Show / Reality TV
- Year :
- 2004–
- Directror :
- Brian Smith,Steve Paley
- Cast :
- Bob Harper,Kim Lyons,Jillian Michaels
- Type :
- TV Episode
- Time :
- 43min
- Rating :
- 6.5/10
| Episode credited cast: | |||
 | Bob Harper | - | Himself - Trainer |
 | Kim Lyons | - | Herself - Trainer |
 | Jillian Michaels | - | Herself - Trainer |
| Hollie Self | - | Herself |
 | Alison Sweeney | - | Herself - Host |