Brie Larson

Character: Grace Howard

John Gallagher Jr.

Character: Mason

Kaitlyn Dever

Character: Jayden Cole

Rami Malek

Character: Nate

LaKeith Stanfield

Character: Marcus

Kevin Hernandez

Character: Luis

Melora Walters

Character: Dr. Hendler

Stephanie Beatriz

Character: Jessica

Lydia Du Veaux

Character: Kendra

Alex Calloway

Character: Sammy

Frantz Turner

Character: Jack

Diana Maria Riva

Character: Nurse Beth

Harold Cannon

Character: Mason's Dad

Silvia Curiel

Character: Mason's Mom

Bran'dee Allen

Character: Shawnta

Danny Roper

Character: David

Elyssa Gutierrez

Character: Anna

Garryson Zamora

Character: Thom

Michael Marto

Character: Connor

Patricia Barrett

Character: Tracy

Tanya Marie A. Bitanga

Character: Nikki

Zoe Wilkens

Character: Spring

Angel Amaral

Character: Trevor

Arnold Barrera

Character: Mariachi Band Member, Trumpet

Joseph Bruley

Character: Mariachi Band Member, Guitar

Fred Herrera

Character: Mariachi Band Member, Guitarron

Shika Moran

Character: Guest at Mason's Parents' Party

Nikki Chapman

Character: Guest at Mason's Parents' Party

Fay DeLaCruz

Character: Guest at Mason's Parents' Party

Cameron Gore

Character: Guest at Mason's Parents' Party

Anthony Puentes

Character: Guest at Mason's Parents' Party

Veronica Puentes

Character: Guest at Mason's Parents' Party

Laura Macias

Character: Guest at Mason's Parents' Party

Ana Shiravi

Character: Guest at Mason's Parents' Party

Mohammad Shiravi

Character: Guest at Mason's Parents' Party

Edward Goldstein

Character: Guest at Mason's Parents' Party

Etta Goldstein

Character: Guest at Mason's Parents' Party

Brett Goldstein

Character: Guest at Mason's Parents' Party

Alexandra Estrada

Character: Guest at Mason's Parents' Party

Michelle Nordahl

Character: Guest at Mason's Parents' Party

Jared Callahan

Character: Guest at Mason's Parents' Party

Joel P. West

Character: Guest at Mason's Parents' Party

Jessica Nordahl

Character: Guest at Mason's Parents' Party

Andrea Macias

Character: Guest at Mason's Parents' Party

Kaily McCoy

Character: Guest at Mason's Parents' Party

Thaddeus McRae

Character: Guest at Mason's Parents' Party

Kenny Laubbacher

Character: Guest at Mason's Parents' Party

Pamela Luna

Character: Guest at Mason's Parents' Party

Valentina I. Valentini

Character: Guest at Mason's Parents' Party

Brad Kester

Character: Guest at Mason's Parents' Party

James Abraham

Character: Guest at Mason's Parents' Party

Angelina Assereto

Character: Guest at Mason's Parents' Party

Merrily Cretton

Character: Guest at Mason's Parents' Party

Spring Cretton

Character: Guest at Mason's Parents' Party

Patrick James

Character: Guest at Mason's Parents' Party

Christopher Jun

Character: Guest at Mason's Parents' Party