Guest Stars Michaela Dietz voices Darryl Sumalee Montano voices Mom Jordan Klepper voices Dad Jules Medcraft voices Andrea Aparna Nancherla voices Sheela Eugene Byrd voices Principal O'Connor Grey DeLisle Griffin voices Joanie Pataky Thomas Lennon voices Mr. Davenport Eden Riegel voices Kat Grey DeLisle Griffin voices Barrister Ghost #1 John DiMaggio voices Barrister Ghost #2 Jessica Keenan Wynn voices Mrs. Davenport Co Starring John DiMaggio voices Additional Voices Dana Snyder voices Additional Voices