Ed Harris as Horace Jones

Lily Rabe as Julia Rabia

August Blanco Rosenstein as Mitch Hrlicka

Vanessa Hudgens as Naomi

Jack Dylan Grazer as Eli Zebra

Arianna Jaffier as Rebecca Grooba

Finn Wittrock as Coach Laidlaw

Henry Golding as Vance Druid

Hamish Linklater as Principal Valentine

Matt Roy as Randall Harley

James Craven as Marvin

Emma Halleen as Katie Hrlicka

Arden Michalec as Tina McAndrew

Kip Hathaway as Chris "Grendel" Sellers

Tajalahn Hunter as Cubby Candy

Ben Shaw as Dog Lover

Cooper Sheehan as Bull Calf

Derek Hughes as Kent Jones

Jeremy Kucharek as Jeff Flaw

Alan Arias as Ted

Brian Sostek as Chester Grimes

Kurt Kwan as Bo Druid