Faced with a holiday cheer crisis, the North Pole knows there's only one person who can save the day: Santa's great friend Mariah Carey. The Queen of Christmas creates a fabulous and star-studded spectacular to make the whole world merry!
| Actor | Role |
|---|---|
 Mariah CareySelf | Self |
| MMonroe CannonSelf | Self |
| MMoroccan CannonSelf | Self |
 Misty CopelandSelf | Self |
 Snoop DoggSelf | Self |
 Jermaine DupriSelf | Self |
 Billy EichnerSelf | Self |
 Ariana GrandeSelf | Self |
 Tiffany HaddishSelf | Self |
 Mykal-Michelle HarrisSelf | Self |
 Jennifer HudsonSelf | Self |
 Millie Bobby BrownSelf | Self |
 AnittaSelf | Self |
 Heidi KlumSelf | Self |
 Bette MidlerSelf | Self |
 Leslie Odom Jr.Self | Self |
 OzunaSelf | Self |
| NNia AllenChoir | Choir |
| JJimmy BlanchetteChoir | Choir |
 India CarneyChoir | Choir |
 Cindera CheChoir | Choir |
| CCandace ColesChoir | Choir |
 Leonard CrofootChoir | Choir |
| DDerrick EvansChoir | Choir |
| EEddie GarciaChoir | Choir |
| JJason MoralesChoir | Choir |
| TTiffany PalmerChoir | Choir |
| RRenda PettisChoir | Choir |
| BBridget SaraiChoir | Choir |
| NNorelle SimpsonChoir | Choir |