Carly Anderson (Clio/Kira), Samuel Edwards (Sonny), Nigel Barber (Danny Maguire/Zeus), Lizzy Connolly (Calliope/Aphrodite), Kay Murphy (e/c Melpomene/Medusa), Nicholas Duncan (Thalia/Siren/Young Danny/'80s Singer/Cyclops), Emily McGougan (Euterpe/Siren/'40s Singer/Thetis), Micha Richardson (Erato/Siren/'40s Singer/Eros/Hera), Joel Burnham (Terpsicore/Siren/'80s Singer/Hermes/Centaur)