Kiana Madeira

Sarah Fier / Deena

Benjamin Flores Jr.

Henry / Josh

Olivia Scott Welch

Hannah Miller / Samantha Fraser

Ashley Zukerman

Solomon Goode / Nick Goode

Darrell Britt-Gibson

Martin

Elizabeth Scopel

'Real' Sarah Fier

Randy Havens

George Fier

Julia Rehwald

Lizzie / Kate

Matthew Zuk

Elijah Goode / Mayor Will Goode

Fred Hechinger

Isaac / Simon

Michael Chandler

'The Pastor' Cyrus Miller

Sadie Sink

Constance / Ziggy Berman

Emily Rudd

Abigail / Cindy Berman

Lacy Camp

Grace Miller / Mrs. Fraser

McCabe Slye

Mad Thomas / Tommy Slater

Jordana Spiro

The Widow / Mrs. Lane

Jeremy Ford

Caleb / Peter

Patrick Roper

Union Townsman 1

Robert Bryan Davis

Union Townsman 2

Lynne Ashe

Union Townswoman

Charlene Amoia

Beth Kimball / Rachel Thompson

Mark Ashworth

Jakob Berman

Todd Allen Durkin

The Watchman / Officer Kapinski

Ryan Simpkins

Alice

Noah Bain Garret

Skull Mask

Keil Oakley Zepernick

'Shame Killer' Isaac Milton

Emily Brobst

Billy Barker

Kevin Waterman

'The Milkman' Harry Rooker

Jordyn DiNatale

Ruby Lane

Ted Sutherland

Young Nick Goode

Lloyd Pitts

Nightwing Killer

Gillian Jacobs

Adult Ziggy / C. Berman

Daniel Thomas May

Officer Kuzio

Meghan Packer

TV Anchor

Nilah Blasingame

Highschool Kid

Rachel Doman

Queen of Air and Darkness Girl