India, Aug. 7 -- Fox is bringing back Special Forces: World's Toughest Test for a fourth round, and the new cast is not here to play it safe. The network announced the lineup for the upcoming season, which features 18 celebrity recruits, ranging from athletes and actors to reality TV stars-who will face a battery of extreme challenges designed to break them down and push them past their limits.

As confirmed by Fox, the new season premieres Thursday, September 25, at 9 p.m. ET. Among the most talked-about names? Real Housewives of New Jersey mainstay Teresa Giudice and actor Jussie Smollett. They are joined by a packed roster of high-profile participants, each signing on for what is billed as the most grueling version of the series yet. ...