GLUMCI
- Leo Howard
Grover Jones - Liza Koshy
Violet Adams - Adam Hicks
Diesel - Meghan Rienks
Zoe Parker - Tyler Chase
Barrett McIntyre - Melvin Gregg
LaShawn Devereux - Aislinn Paul
Natalie - Niki DeMartino
Sadie - Saxon Sharbino
Anka - Jordan Calloway
Zane - Brant Daugherty
Jake - Hayes Grier
Noodle Nelson - Amanda Steele
Hailey - Mary Mouser
Mary Jones - Jake Busey
Earl - Ryan McCartan
Ollie - Chad L. Coleman
Coach - Joy Osmanski
Felicity - Chachi Gonzales
Addy - Tati Gabrielle
Birdie - Amanda Troop
Freak Voices - Chad Michael Collins
John Collins - Alex Ozerov
Lyle - Julia Kelly
Taylor - Celeste Cook
Dead EMT - Arden Cho
Tonya - Aaron Doh
Sam - Sun Maximus
Doctor