Guest Stars Michael Urie voices Hermes Amber Stevens West voices Athena James Adomian voices Additional Voices Kathy Nagler voices Additional Voices Matt Gourley voices Additional Voices Jim Rash voices Dionysus Dave Franco voices Broseidon Ryan Eggold voices Apollo Chris Parnell voices Ares Rachael MacFarlane voices Additional Voices David Koechner voices Poseidon John Gemberling voices Additional Voices Sharon Duncan-Brewster voices Additional Voices Chris Parnell voices Civilian Kimiko Glenn voices Additional Voices Stephen Root voices Salt Erik Charles Nielsen voices Additional Voices Pia Shah voices Ermari