AntmanRockz's Movies-Spoof of 'Monsters, Inc' Cast * Ant-Man (The Avengers: Earth's Mightiest Heroes) as Sulley * Flik (A Bug's Life) as Mike * Rukia Kuchiki (Bleach) as Boo * Nanomech (Ben 10 Ultimate Alien) as Randall Boggs * Hopper (a Bug's Life) as Mr. Waternoose * Humungousaur (Ben 10 Alien Force and Ultimate Alien) as Rex (in Outtakes)