The youngest of Zeus's daughters and the muses. Falls in love with Sonny. Pretty. Adventurous. Honest and determined. Muse of history and the leader of the muses.

A self-critical and depressed, mortal, chalk artist who falls in love with Kira. Handsome, but not particularly smart. He embodies 1980s pop culture and is very much a California dreamer.

The hard-nosed "all work and no play" businessman who owns the theater he once built for his love, Kira. Used to be a budding artist like Sonny, but has since let money and greed consume him.

Kira's older sister and fellow muse. She is jealous of Kira and as Melpomene's sidekick, plots with her for Kira's downfall. The Muse of epics.

Kira's oldest sister. Mother of the Sirens. She is jealous that Kira is the leader of the muses rather than herself, and therefore creates the plot for her downfall. Muse of tragedy.

One of Kira's older sisters and fellow muse. Muse of comedy. Actor doublings include: Siren, Young Danny, Tubes Singer, and Cyclops.

One of Kira's older sisters and fellow muse. Muse of music. Actor doublings include: Siren, Andrews Sister, and Thetis.

One of Kira's older sisters and fellow muse. Muse of lyrics and erotica. As Eros, she is responsible for shooting Kira with the arrow of love brought on by Melpomene and Calliope's spell. Actor doublings include: Siren, Andrews Sister, Eros, and Hera.

One of Kira's older sisters and fellow muse. Muse of dance. As Hermes, the messenger of the gods, he is deeply masculine in voice but sassy and flippant in attitude. Actor doublings include: Siren, Tubes Singer, Hermes, and Centaur.