Kiana Madeira character Sarah Fier / Deena Johnson
Ashley Zukerman character Solomon Goode / Nick Goode
Gillian Jacobs character Ziggy Berman
Olivia Scott Welch character Hannah Miller / Samantha Fraser
Benjamin Flores Jr. character Henry Fier / Josh Johnson
Darrell Britt-Gibson character Martin
Sadie Sink character Constance / Ziggy Berman
Emily Rudd character Abigail / Cindy Berman
McCabe Slye character Mad Thomas / Tommy Slater
Julia Rehwald character Lizzie / Kate Schmidt
Fred Hechinger character Isaac / Simon Kalivoda
Jordana Spiro character The Widow / Mrs. Lane
Jordyn DiNatale character Ruby Lane
Elizabeth Scopel character Real Sarah Fier
Randy Havens character George Fier
Matthew Zuk character Elijah Goode / Mayor Will Goode
Michael Chandler character "The Pastor" Cyrus Miller
Lacy Camp character Grace Miller / Mrs. Fraser
Jeremy Ford character Caleb / Peter
Patrick Roper character Union Townsman 1
Robert Bryan Davis character Union Townsman 2
Lynne Ashe character Union Townswoman
Charlene Amoia character Beth Kimball / Rachel Thompson
Mark Ashworth character Jakob Berman
Todd Allen Durkin character The Watchman / Officer Kapinski
Ryan Simpkins character Alice
Noah Bain Garret character Skull Mask
Keil Oakley Zepernick character "Shame Killer" Isaac Milton
Emily Brobst character Billy Barker
Kevin Waterman character "The Milkman" Harry Rooker
Ted Sutherland character Young Nick Goode
Lloyd Pitts character Nightwing Killer
Daniel Thomas May character Officer Kuzio
Meghan Packer character TV Anchor
Nilah Blasingame character Highschool Kid
Rachel Doman character Queen of Air and Darkness Girl
Maya Hawke character Heather Watkins (archive footage) (uncredited)
