Adam Sandler

Character: Don Truby

Jennifer Garner

Character: Patricia Beltmeyer

Rosemarie DeWitt

Character: Helen Truby

Judy Greer

Character: Donna Clint

Dean Norris

Character: Kent Mooney

Emma Thompson

Character: Narrator (voice)

Timothée Chalamet

Character: Danny Vance

Olivia Crocicchia

Character: Hannah Clint

Kaitlyn Dever

Character: Brandy Beltmeyer

Ansel Elgort

Character: Tim Mooney

Katherine Hughes

Character: Brooke Benton

Elena Kampouris

Character: Allison Doss

Will Peltz

Character: Brandon Lender

Travis Tope

Character: Chris Truby

David Denman

Character: Jim Vance

Dennis Haysbert

Character: Secretluvur

J.K. Simmons

Character: Allison's Dad

Colby Arps

Character: Tanner

Shane Lynch

Character: Angelique

Jason Douglas

Character: Ray Beltmeyer

Phil LaMarr

Character: Shrink

Kaleb King

Character: Rory Pearson

Richard Dillard

Character: Coach

Tina Parker

Character: Allison's Mom

David Jahn

Character: Principal

Jake McDermott

Character: Cal

Kathrine Herzer

Character: Lauren

Helen Estabrook

Character: Wendy Gruding

Kelly O'Malley

Character: School Announcer (voice)

Jeff Witzke

Character: Bartender

Cody Boling

Character: Teacher

Jillian Nicole Jackson

Character: Regina

Dan Gozhansky

Character: Doctor

Tori Black

Character: Tori Black

Irene White

Character: Liz

Luci Christian

Character: Local Casting Rep

Jaren Lewison

Character: Jake Truby

Christina Burdette

Character: Hannah's Friend

Craig Nigh

Character: Anonymous Lover

Karen Smith

Character: Administrator

Candace Lantz

Character: Lydia Mooney

Jon Michael Davis

Character: Greg Cherry

Gene Cervenka

Character: Talent Scout (uncredited)

Edwin S. Nichols III

Character: Car Driver (uncredited)

Nick W. Nicholson

Character: Mayor of East View (uncredited)

Reece Everett Ryan

Character: High School Student (uncredited)