Sadie Stanley as Clancy

Maxwell Simkins as Kevin

Cree Cicchino as Mim

Lucas Jaye as Lewis

Malin Åkerman as Margot

Ken Marino as Glen Finch

Joe Manganiello as Leo

Harry Aspinwall as Baxter / Pizza Guy

Enuka Okuma as Elise / Dark Figure

Erik Griffin as Henry Gibbs

Karla Souza as Jay

Joanna Herrington as Mrs. Westenfeldt

Calidore Robinson as Jeremy

Matthew Grimaldi as Travis Schultz

Marissa Carpio as Mrs. Patoc

Harry Phan as Mr. Patoc

Savanna Winter as Emma / Mean Girl

Morgan Boss-Maltais as Ditzy Girl

Alanna Logan as Shallow Girl

Will Noonan as Event Coordinator

Daniel Washington as Head of Security

Naheem Garcia as Music Teacher / Mr. Campbell

Aedan Knowlton as Joey

Steve Rasetta as Uber Driver

Jazz Mann as King of Moldana

Enku Gubaie as Queen of Moldana

J.J. Wright as Dog Walking Guy

Chris Neville as Tea Party Museum Security Guard

Alessandra Panares as Tea Party Tour Guide

Elena Korableva as Clancy Cello Double

GeGe Jackson as Foreign Dignitary (uncredited)