One former contestant grabbing the attention of viewers is season 7 participant Joelle Gwynn. In 2009, the Michigan resident participated in the show at the age of 41 in hopes of getting healthy. Before she was eliminated in week 5, the contestant had an unforgettable onscreen confrontation with Harper, which is revisited in Fit for TV.

In a new interview, Jillian Michaels revealed her potential plans to sue Netflix, Bob Harper, and producers of the "Fit for TV" documentary.

Rosie O'Donnell is never one to hold back. In an Aug. 19 Instagram post, she called out fellow TV icon Jay Leno for a mean-spirited 2009 segment from "The Tonight Show with Jay Leno," which was revisited in the new Netflix docuseries " Fit for TV: The Reality of the Biggest Loser ."

Fit for TV’ explores the dark secrets behind reality TV phenomenon ‘The Biggest Loser’ — find out why you need to watch it on Netflix now

Olivia Ward and Hannah Curlee Young appeared on the reality series in 2011. They're former Mobile residents and University of Alabama graduates.

After watching Netflix’s recent docuseries Fit for TV: The Reality of the Biggest Loser, Rosie O’Donnell took to social media to share some thoughts, including calling out Jay Leno and series coach Bob Harper.

Rosie O’Donnell called out Jay Leno over a controversial moment in Netflix’s new “Biggest Loser” documentary. The actress highlighted a moment from “Fit for TV: The Reality of the Biggest Loser” via Instagram Tuesday during which Leno spoke to contestant Tracey Yukich on his eponymous talk show in 2009.