Special Guest Stars Taliesin Jaffe voices Lord De Rolo Matthew Mercer voices Orthax Guest Stars Grey DeLisle Griffin voices Delilah Briarwood Esmé Creed-Miles voices Cassandra Gina Torres voices Keeper Yennen Khary Payton voices Sovereign Uriel Tal'Dorei Sunil Malhotra voices Gilmore Stephen Root voices Professor Anders Darin dePaul voices Stonefell Eugene Byrd voices Captain Jarett Grey DeLisle Griffin voices Lady De Rolo