Jacob Tremblay

Max

Keith L. Williams

Lucas

Brady Noon

Thor

Molly Gordon

Hannah

Midori Francis

Lily

Izaac Wang

Soren

Millie Davis

Brixlee

Josh Caras

Benji

Will Forte

Max's Dad

Mariessa Portelance

Max's Mom

Lil Rel Howery

Lucas' Dad

Retta

Lucas' Mom

Michaela Watkins

Saleswoman

Christian Darrel Scott

Marcus

Macie Juiles

Taylor

Chance Hurstfield

Atticus

Enid-Raye Adams

Thor's Mom

Craig Haas

Clerk

Sam Richardson

Officer Sacks

Benita Ha

Soren's Mom

Alexander Calvert

Daniel

Christian Domínguez

Other Frat Guy

Cameron Hilts

Another Frat Guy

Kevin Fortin

Thinning Hair Frat Bro

Nevis Unipan

Scab Kid

Maja Aro

Female Driver

Matt Ellis

Mr. K

William 'Big Sleeps' Stewart

Delivery Man

Vanessa Przada

Kissing Party Girl

Jaiven Natt

Kissing Party Boy

Aaron Paul Stewart

Dickless Pledge

Keoni Rebeiro

Bully 1

Nolen Dubuc

Theatre Kid

Sean Quan

Choir Child

James Hibbard

Old Man (Mall Dancer) / ND Skeleton

Kane Nelson

Condiment Man (Mall Dancer) / Max Skeleton

Cody Davis

Bullied Scab Kid

Natasha Davidson

Woman with Stroller

Jaron Melanson

Pot Smoking Bro

Zac Siewert

Max Skeleton

Vicky Lambert

ND Skeleton / Animatronic Dancer #2

Yuvraj Kalsi

Crying Boy

Lina Renna

Annabelle

Zoriah Wong

Scout

Rian McCririck

Older Boy #1

Audrey Smallman

Locker Girl

Paul Becker

Animatronic Dancer #1

Leah McKesey

Animatronic Dancer #3

Lee Eisenberg

Leigh Eisenberg

Tasha Reign

Stepmom

Stephen Merchant

Claude (uncredited)