Amandla Stenberg

Ruby Daly

Mandy Moore

Cate Connor

Jennifer Yuh Nelson

Director

Carson Holmes

Leader Kid

Gwendoline Christie

Lady Jane

Lidya Jewett

Young Ruby Daly

Wallace Langham

Dr. Viceroy

Bradley Whitford

President Gray

Golden Brooks

Molly Daly

Patrick Gibson

Clancy Gray

Sammi Rotibi

Paul Daly

Drew Scheid

Arguing Kid

Wade Williams

The Captain

Skylan Brooks

Charles 'Chubs' Meriwether

Mark O'Brien

Rob Meadows

Peyton Wich

Hot-Headed Kid

Harris Dickinson

Liam Stewart

Devon Sorvari

Hospital Mother

Ethan Alexander McGee

Teenage Boy

Logan Siu

Hayes

Faye Foley

Sam Dahl

Miya Cech

Suzume

Chad Hodge

Writer

Grace DeAmicis

Grace Somerfield

McCarrie McCausland

Mike

Larkin Campbell

Hospital Father