Anika Larsen (Clio/Kira), Max von Essen (Sonny), Larry Marshall (Danny Maguire/Zeus), Annie Golden (Calliope/Aphrodite), NaTasha Yvette Williams (Melpomene/Medusa), Kevin Duda (Thalia/Siren/Young Danny/'80s Singer/Cyclops), Veronica J Kuehn (Euterpe/Siren/'40s Singer/Thetis), Corbin Reid (Erato/Siren/'40s Singer/Eros/Hera), Jesse Warren Nager (Terpsicore/Siren/'80s Singer/Hermes/Centaur)