Ryder McLaughlin as Michael

Miranda Cosgrove as Rachel

Vince Vaughn as Oliver

Angus Cloud as Walker

Nico Hiraga as Jay

Aramis Hudson as Adolf

Bobby Worrest as Nolan Knox

Tyshawn Jones as Isiah Jordan

Tom Papa as Russell

Blake Anderson as School Security Guard #1

Gillian Jacobs as Abigaile

Jason Dill as Father Mahoney

Thomas Barbusca as Altar Boy

Mikey Alfred as Mr. Laface

Sunny Suljic as Sunny

Kelvin Pena as Chop

Kasey Elise as Boarders Sales Assistant

Hannah Einbinder as Waitress

Diego Velásquez as Harry

Arsenio Castellanos as Security Guard #2

Griffin Gluck as Drew

Sophia Bui as Rachel Stand-In

Richard Lawson as Adolf's Dad

Kalina Vanska as Nun

Beverly Wilkerson as Nun

Cameron McFadden as Skateboarder

AprilAnn Dais as Actor

Wyatt Shears as Himself

Fletcher Shears as Himself