Mariah Carey

Older Mariah

Breanna Yde

Mariah

Henry Winkler

Grandpa Bill

Laya DeLeon Hayes

Vicky

Montse Hernandez

Grace

Issac Ryan Brown

Brett

Bria Danielle Singleton

Beth

Phil Morris

Bud

Lacey Chabert

Penelope

Charlie Adler

Santa, Mr. Ingersoll, Dougie's Dad

Rachel Eggleston

Holly

Julian Zane Chowdhury

Ernesto

Karim Saleh

Mr. Tyabji

Connie Jackson

Grandma Lucy

Keiko Agena

Emiko

Dee Bradley Baker

Jack

Ali Eagle

Mrs. Alexander

Michelle C. Bonilla

Principal Reyes