Nick Robinson

as Simon Spier

Logan Miller

as Martin Addison

Alexandra Shipp

as Abby Suso

Katherine Langford

as Leah Burke

Jorge Lendeborg Jr.

as Nick Eisner

Jennifer Garner

as Emily Spier

Josh Duhamel

as Jack Spier

Talitha Eliana Bateman

as Nora Spier

Keiynan Lonsdale

as Abraham 'Bram' Greenfeld

Tony Hale

as Mr. Worth

Natasha Rothwell

as Ms. Albright

Miles Heizer

as Cal Price

Joey Pollari

as Lyle

Clark Moore

as Ethan

Drew Starkey

as Garrett Laughlin

Mackenzie Lintz

as Taylor

Cassady McClincy-Zhang

as Jackie

Alex Sgambati

as Claire

Terayle Hill

as Spencer

Haroon Khan

as Suraj

Tyler Chase

as Aaron

Jamila Thompson

as Additional Posse Girl

Patrick Donohue

as Math Teacher

Nicholas Stargel

as Fantasy Teen

Nancy De Mayo

as Mrs. Eisner

Christian Ojore Mayfield

as Mr. Eisner

Chantell D. Christopher

as Mrs. Suso

Mandy Fason

as Mrs. Burke

Philip Covin

as Mr. Burke

Campbell Godfrey

as Little Man

Emily Jordan

as Creekwood Girl

Joshua Mikel

as Ride Operator

Robbie Rogers

as The Coach

Christopher L. Plunkett

as Dancer

Jessi Peralta

as Dancer

Carsen Rowe

as Dancer

Jonathan Fritschi

as Dancer

Matthew Laraway

as Dancer

Dylan Cheek

as Dancer

Jaidi Ventura

as Dancer

Danni Heverin

as Dancer

David Copeland Brown Jr.

as Tyler (uncredited)

Bryson Pitts

as 10-Year-Old Simon Spier (uncredited)

Nye Reynolds

as 5-Year-Old Simon Spier (uncredited)

Skye Mowbray

as 6-Year-Old Nora Spier (uncredited)

Samantha Bulka

as Ethan's Posse (uncredited)

Baz Ma

as Ethan's Posse (uncredited)

Natalia Tureta

as Ethan's Posse (uncredited)

Briana Estevez

as Cheerleader (uncredited)

Jönah-Blainé Bowling

as Trendy Jock (uncredited)

Sean O'Donnell

as High School Student (uncredited)

Collin McHugh

as High School Student (uncredited)

Abigail Houck

as High School Student (uncredited)

Jodi Houck

as Parent (uncredited)

Josh Royston

as Parent (uncredited)

Tyson Love

as Football Parent (uncredited)

Jordan Doww

as High School Student (uncredited)