Guest Stars Jemaine Clement voices Fart Andy Daly voices Krombopulos Michael Co Starring Scott Chernoff voices Gear Head Tress MacNeille voices Caretaker Kari Wahlgren voices Roy's Wife Tom Kenny voices Gear Newscaster Tom Kenny voices Gear Police Officer Tress MacNeille voices Roy's Mother Maurice LaMarche voices Roy's Teacher Maurice LaMarche voices Gromflamite Fed Will Jennings voices Child Roy Ryan Ridley voices Roy's Doctor Ryan Elder voices Sports Announcer