Mark Drop was a writer for Recess from the show's second season to its' fourth season. He also wrote for Pound Puppies (2010), Lloyd in Space, Kim Possible, Dinosaurs, Danny Phantom, American Dragon: Jake Long, Dave the Barbarian, Lilo & Stitch: The Series, The Emperor's New School, Johnny Test, Kick Buttowski: Suburban Daredevil, and Jake and the Neverland Pirates, among others.