Kiana Madeira
Deena
Acting
Olivia Scott Welch
Samantha Fraser
Acting
Benjamin Flores Jr.
Josh
Acting
Julia Rehwald
Kate
Acting
Fred Hechinger
Simon
Acting
Maya Hawke
Heather
Acting
Charlene Amoia
Rachel Thompson / Sunnyvale Customer
Acting
David Thompson
Ryan Torres
Acting
Noah Bain Garret
Skull Mask
Crew
Darrell Britt-Gibson
Martin
Acting
Ashley Zukerman
Nick Goode
Acting
Jana Allen
TV Reporter #1
Acting
Matt Burke
Football Coach
Acting
Christian Bridges
Fun Shadyside Football Player
Acting
Matthew Zuk
Mayor Will Goode
Acting
Jeremy Ford
Peter
Acting
Jaime Matthis
Shadyside Player
Acting
Danyon Huntington
Sunnyvale Skullmask
Acting
Elizabeth Scopel
Sarah Fier
Acting
Tayla Rogers
The Babysitting Twin
Acting
Maya Rogers
The Babysitting Twin
Acting
Jordana Spiro
Mrs. Lane
Acting
Diane Sellers
Check In Nurse
Acting
Eric Mendenhall
Nurse Beddy
Acting
Todd Allen Durkin
Officer Kapinsky
Acting
Jordyn DiNatale
Ruby Lane
Acting
Lloyd Pitts
Nightwing Killer
Acting
Kevin Waterman
'The Milkman' Harry Rooker
Crew
Emily Brobst
Billy Barker
Crew
Keil Oakley Zepernick
'Shame Killer' Isaac Milton
Crew
Michael Chandler
'The Pastor' Cyrus Miller
Acting
Lacy Camp
Mrs. Fraser
Acting
Meghan Packer
TV Reporter #2
Acting
Gillian Jacobs
C. Berman (voice)
Acting
Sadie Sink
Ziggy Berman (uncredited)
Acting