Suggestions by @johannarivera1

Marco Diaz

as Kristoff in Once Upon a Studio: The Movie

Star Butterfly

as Anna in Once Upon a Studio: The Movie

Jenna Ortega

as Carrie Krueger in Once Upon a Studio: The Movie

Seth Rogen

as Richard Watterson in Once Upon a Studio: The Movie

Amy Adams

as Nicole Watterson in Once Upon a Studio: The Movie

Kingston Foster

as Anais Watterson in Once Upon a Studio: The Movie

JD McCrary

as Darwin Watterson in Once Upon a Studio: The Movie

Jacob Tremblay

as Jacob tremblay in Once Upon a Studio: The Movie

Ming-Na Wen

as Fa Mulan in Once Upon a Studio: The Movie

Elle Fanning

as Penny Fitzgerald in Once Upon a Studio: The Movie

Jacob Tremblay

as Gumball Watterson in Once Upon a Studio: The Movie

Arturo Castañeda

as Marco Diaz in Once Upon a Studio: The Movie

Meli G

as Star Butterfly in Once Upon a Studio: The Movie

Alan Fernando Velázquez

as Marco Diaz in Once Upon a Studio: The Movie

Lupita Leal

as Star Butterfly in Once Upon a Studio: The Movie

Adam McArthur

as Marco Diaz in Once Upon a Studio: The Movie

Eden Sher

as Star Butterfly in Once Upon a Studio: The Movie

Elizabeth Gillies

as Megara in Once Upon a Studio: The Movie

Kristen Bell

as Amy Rose in Once Upon a Studio: The Movie

Kimiko Glenn

as Amy Rose in Once Upon a Studio: The Movie