Ziggy Berman

Sadie Sink

Acting

Cindy Berman

Emily Rudd

Acting

Alice

Ryan Simpkins

Acting

Tommy Slater

McCabe Slye

Acting

C. Berman / Adult Ziggy

Gillian Jacobs

Acting

Deena

Kiana Madeira

Acting

Josh

Benjamin Flores Jr.

Acting

Young Nick Goode

Ted Sutherland

Acting

TV Anchor

Meghan Packer

Acting

Mayor Will Goode

Matthew Zuk

Acting

Sam Fraser

Olivia Scott Welch

Acting

Young Will Goode

Brandon Spink

Acting

Sheila

Chiara Aurelia

Acting

Becky

Marcelle LeBlanc

Acting

Annie

Eden Campbell

Acting

Kurt

Michael Provost

Acting

Gary

Drew Scheid

Acting

Joan

Jacqi Vene

Acting

Arnie

Sam Brooks

Acting

Nurse Mary Lane

Jordana Spiro

Acting

Sunnyvale Cop

Jason Edwards

Acting

Young Officer Kapinski

Paul Teal

Acting

Mean Sunnyvale Jailer

Alex Huff

Acting

Jeremy

Dylan Gage

Acting

Cool Sunnyvale Camper

Jayden Griffin

Acting

Ruby Lane

Jordyn DiNatale

Acting

'The Milkman' Harry Rooker

Kevin Waterman

Crew

Billy Barker

Emily Brobst

Crew

'Shame Killer' Isaac Milton

Keil Oakley Zepernick

Crew

'The Pastor' Cyrus Miller

Michael Chandler

Acting

Shadyside Prisoner #1

Lana Spraley

Acting

Shadyside Prisoner #2

Ja'rell Anderson

Acting

Sarah Fier

Elizabeth Scopel

Acting

EMT

Kenneth Trujillo

Acting

Sheriff Nick Goode

Ashley Zukerman

Acting

Kate Schmidt (archive footage)

Julia Rehwald

Acting

Simon Kalivoda (archive footage)

Fred Hechinger

Acting

Crying camper

Christopher Talbert

Acting