Jacob Tremblay
as Max

Keith L. Williams
as Lucas

Brady Noon
as Thor

Molly Gordon
as Hannah

Midori Francis
as Lily

Izaac Wang
as Soren

Millie Davis
as Brixlee

Josh Caras
as Benji

Will Forte
as Max's Dad

Mariessa Portelance
as Max's Mom

Lil Rel Howery
as Lucas' Dad

Retta
as Lucas' Mom

Michaela Watkins
as Saleswoman

Christian Darrel Scott
as Marcus

Macie Juiles
as Taylor

Chance Hurstfield
as Atticus

Enid-Raye Adams
as Thor's Mom

Craig Haas
as Clerk

Sam Richardson
as Officer Sacks

Benita Ha
as Soren's Mom

Alexander Calvert
as Daniel

Christian Domínguez
as Other Frat Guy

Cameron Hilts
as Another Frat Guy

Kevin Fortin
as Thinning Hair Frat Bro

Yusuf A. Ahmed
as Large Frat Brother

Everett Adams
as Scab Leader

Nevis Unipan
as Scab Kid

Jonah Peacock
as Theatrical Scab Member

Marcia Moulton
as Security Guard (Mall)

Carla Marie Kelley
as Toddler's Mother (Mall)

Jon Layo
as Janitor (Mall)

Weston Thomas
as Toddler (Mall)

Maja Aro
as Female Driver

Aydan Topacio
as Scooter Kid

Keona Nahanee
as Random Kid (Chorus)

Matt Ellis
as Mr. K

William 'Big Sleeps' Stewart
as Delivery Man

Vanessa Przada
as Kissing Party Girl

Jaiven Natt
as Kissing Party Boy

Aaron Paul Stewart
as Dickless Pledge

Keoni Rebeiro
as Bully 1

Arianna Elizabeth Savady
as Small Girl

Leo Polanski
as Tall Skinny Boy

Victoria Hunter
as Theater Kid

Haven Rockwell O'Sullivan
as Theatre Kid

Eva Krishnamurti
as Theater Kid

Matthew Mintisis
as Theater Kid

Sophie van Blokland
as Theater Kid

Nolen Dubuc
as Theatre Kid

Sean Quan
as Choir Child

Dakota Guppy
as Choir Child

James Hibbard
as Old Man (Mall Dancer) / ND Skeleton

Scott Augustine
as Cart Pusher (Mall Dancer) / Thor Skeleton

Marlee Grace Becker
as Girl (Mall Dancer) / ND Skeleton

Kane Nelson
as Condiment Man (Mall Dancer) / Max Skeleton

Vanessa Young
as Breastfeeding Mom

Cody Davis
as Bullied Scab Kid

Andrew Anderson
as Taxi Driver

Natasha Davidson
as Woman with Stroller

Jaron Melanson
as Pot Smoking Bro

Jocelyne Gaumond
as Food Court Patron

Zac Siewert
as Max Skeleton

Mark Samuels
as Lucas Skeleton

Joanne Pesusich
as ND Skeleton

Daniela Dib
as ND Skeleton

Taylor Greening
as ND Skeleton

Craig Hempsted
as ND Skeleton

Charley Pacaud
as ND Skeleton

Vicky Lambert
as ND Skeleton / Animatronic Dancer #2

Yuvraj Kalsi
as Crying Boy

Lina Renna
as Annabelle

Zoriah Wong
as Scout

Marc Joseph
as Carlos

Rian McCririck
as Older Boy #1

Audrey Smallman
as Locker Girl

Paul Becker
as Animatronic Dancer #1

Leah McKesey
as Animatronic Dancer #3

Matteo Christopher Pellizzari
as Henry

Lee Eisenberg
as Leigh Eisenberg

Tasha Reign
as Stepmom

Stephen Merchant
as Claude (uncredited)

Esabella Anna Karena Strickland
as School Girl (uncredited)

Ian Hawes
as Parent (uncredited)