All Cast

Mariah Carey

Mariah Carey

Older Mariah (voice)

Breanna Yde

Breanna Yde

Mariah (voice)

Henry Winkler

Henry Winkler

Grandpa Bill (voice)

Lacey Chabert

Lacey Chabert

Penelope (voice)

Phil Morris

Phil Morris

Bud (voice)

Laya DeLeon Hayes

Laya DeLeon Hayes

Vicky (voice)

Keiko Agena

Keiko Agena

Emiko (voice)

Bria Danielle Singleton

Bria Danielle Singleton

Beth (voice) (as Bria Singleton)

Julian Zane

Julian Zane

Ernesto (voice)

Montse Hernandez

Montse Hernandez

Grace (voice)

Karim Saleh

Karim Saleh

Mr. Tyabji (Voice)

Charlie Adler

Charlie Adler

Santa (Voice)

Rachel Eggleston

Rachel Eggleston

Holly (Voice)

Connie Jackson

Connie Jackson

Grandma Lucy (Voice)