Guest Stars Eric Bauza voices Additional Voices Michael Urie voices Hermes Kari Wahlgren voices Additional Voices Keith David voices Asskill Tessa Bonham Jones voices The Narrator Kevin Michael Richardson voices Iapetus Dave Franco voices Broseidon Brandon Johnson voices Campfire Narrator John DiMaggio voices Additional Voices Joel McHale voices Sportscaster #1 Rob Riggle voices Sportscaster #2 Maurice LaMarche voices Papatonis David Pressman voices Runner David Pressman voices Blacksmith