The star-studded "Special Forces" cast includes Shawn Johnson, "Sister Wives" star Kody Brown, Teresa Giudice, Johnny Manziel and Jussie Smollett.

Olympic gold medalist Shawn Johnson East, ‘Real Housewife’ Teresa Giudice and ‘Sisters Wives’ star Kody Brown are also taking part in the competition series.

Jussie Smollett and Jessie James Decker both have what it takes to make the Billboard charts, but do they have the fortitude to pass some of the most difficult tasks that some members of the military face during training? Fans will get a chance to find out, as the musicians are joining season four of Fox’s Special Forces: World’s Toughest Test.