Advertisement Brittany Cartwright Exits Special Forces in Grueling Season 4 Premiere.Brittany Cartwright was the first celebrity to quit Special Forces: World’s Toughest Test. The dramatic exit occurred during the season four premiere on September 25. The show films its intense challenges in the Moroccan desert.Cartwright, a star of The Valley, could not complete the initial … Continue reading Special Forces: World’s Toughest Test Sees First Celebrity Exit on Day One