All That's fourth season ran from November 15, 1997 to November 28, 1998. This season had the most episodes, at 21 episodes aired. The show saw many changes before the start of the season. Original cast members Katrina Johnson and Alisa Reyes both had left the show. New cast member Tricia Dickson was let go from the show before the start of this season to make way for the new cast members. Dickson and Reyes, however, would make an appearance together in an unused Good Burger sketch from season 3.