Stargirl

Giancarlo Esposito

Archie Brubaker

Ian Willoughby

Football Player (uncredited)

Shylo Molina

Talent Show Magician (uncredited)

David Hight

Speech Competition Attendee / Ball Game Attendee (uncredited)

Michael E. Stogner

Fan (uncredited)

J. Nathan Simmons

Fan (uncredited)

Alexander Alayon Jr.

High Schooler (uncredited)

Artemis

Mallory Franklin

Graham Verchere

Leo Borlock

Damian O'Hare

Leo's Dad

Maximiliano Hernández

Mr. Robineau

Karan Brar

Kevin Singh

Grace VanderWaal

Susan "Stargirl" Caraway

Troy Brookins

Ron Kovac

Braden Wilcox

High School Student (uncredited)

Shelby Simmons

Hillari Kimble

Darby Stanchfield

Gloria Borlock

Enzo De Angelis

Leo Age 8

Juliocesar Chavez

Alan Ferko

Ryan Begay

Mud Frog Fan

Gabriella Surodjawan

Kim

Sara Arrington

Ana Caraway

Collin Blackford

Benny Burrito

Gavin White

Big Kid #1

Orion Carrington

Young Male Teacher

Oscar Gamboa

Mudfrogs Marching Band

Annacheska Brown

Tess Reed

Allison Wentworth

Dori Dilson

John Apolinar

Wayne Parnell

Alex James

Zack James

Cayman Guay

Cool Girl

Lucinda Marker

Principal Sutters

Hannah Kauffmann

Band Leader

Sean Dennis

Big Kid #2

David Trujillo

Big Kid #3

Audra Charity

Emcee

Atharva Verma

Kevin Age 8

Jimmy E. Jones

Teacher

Tom Sons

EMT

Eric Archuleta

Athletic Trainer

Rebecca Ann Arscott

Keyboard Player: Winter Dance Band

Herve Gaspard

Lead Singer / Guitar: Winter Dance Band

Paul Palmer III

Drummer: Winter Dance Band

Artha Meadors

Bass: Winter Dance Band

Armando Arellano

Mudfrogs Marching Band

Victor Armijo

Mudfrogs Marching Band

Andrew Blair

Mudfrogs Marching Band

Vincent Conte

Mudfrogs Marching Band

Giselle Gruz

Mudfrogs Marching Band

Edgar Hernandez

Mudfrogs Marching Band

Gabe Hicks

Mudfrogs Marching Band

Chris Kingswadd

Mudfrogs Marching Band

Shannon Latham

Mudfrogs Marching Band

Julio Quiroz Lopez

Mudfrogs Marching Band

Spenser Lotz

Mudfrogs Marching Band

Gus Pedrotty

Mudfrogs Marching Band

Isiah Rojas

Mudfrogs Marching Band

Alla Shapiro

Mudfrogs Marching Band

Jeanette Silva

Mudfrogs Marching Band

Kayla Strickler

Mudfrogs Marching Band

Jesse Mattson

Football Player (uncredited)