The Biggest Loser
Season 6 Episode 4 - Toughest Challenge Yet
5.5 ?
2004
Reality
While one team's members go home to their loved ones, another team spends 24 hours with a trainer; contestants face a competition that tests their endurance as never before; a group of contestants faces the wrath of the trainer.
Episodes in Season 6
1
Husband-Wife and Parent-Child Teams
90 min
2
Chef Rocco DiSpirito
90 min
3
Grand Canyon
90 min
4
Toughest Challenge Yet
90 min
NOW PLAYING
5
Surprising Weigh-In
90 min
6
Longest Challenge Ever
90 min
7
Unusual Workouts
90 min
8
Record-Breaking Weigh-In
90 min
9
Week of Surprises
90 min
10
'80s Week
90 min
11
Thanksgiving week
90 min
12
Makeover Episode
90 min
13
Final Four
90 min
14
Finale!
90 min
