how does one become a contestant on The Biggest Loser? ADVERTISEMENT 392 viewsFebruary 3, 2012 0 leah February 3, 2012 0 Comments Is there an application process? How do they choose the “contenders” that participate on the show? 1 Answer ActiveVotedNewestOldest 0 Kurt0 Posted 0 Comments Leah, no inside track on this, must visit website and apply through casting! http://www.nbc.com/casting/#bl14 Register or Login