Harmony is tricked into auditioning for the Holiday Chorus — directed by an ex-boyfriend. By Christmas Eve, they could be harmonizing in the key of love.
| Actor | Role |
|---|---|
 Ashleigh MurrayHarmony Matthews | Harmony Matthews |
 Luke JamesKyle Noah | Kyle Noah |
 Loretta DevineMama | Mama |
 Michelle WilliamsMelo D Star | Melo D Star |
 Basil WallaceDeacon James | Deacon James |
| BBrian Patrick WhittedKeyvon | Keyvon |
 Tia StreatyFelicia Hewitt | Felicia Hewitt |
| PPhillip Simon LynchDarius Noah | Darius Noah |
 Hannah BlackRuth Anne | Ruth Anne |
| AAshley Tru WardJennifer Matthews | Jennifer Matthews |
 Justin Matthew SmithFrank “Mac” McIntyre | Frank “Mac” McIntyre |
 Beth CorvinoMonisha | Monisha |
 Keya HamiltonNia Washington | Nia Washington |
| LLangston McAdooMike | Mike |
| JJazmyne MarshallStacey | Stacey |
| SSara Elizabeth EzzellPhotographer | Photographer |
| CClayton FrankChristmas Choir Patron | Christmas Choir Patron |
| HHannah MichelleJazz bar patron | Jazz bar patron |