Sadie Sink Ziggy Berman Emily Rudd Cindy Ryan Simpkins Alice Chiara Aurelia Sheila Gillian Jacobs C. Berman McCabe Slye Tommy Slater Ted Sutherland Young Nick Goode Drew Scheid Gary Kiana Madeira Deena Olivia Welch Sam Fraser Benjamin Flores Jr. Josh Matthew Zuk Mayor Will Goode Ashley Zukerman Sheriff Nick Goode Fred Hechinger Simon Kalivoda Julia Rehwald Kate Schmidt Jordana Spiro Nurse Mary Lane Brandon Spink Young Will Goode Michael Provost Kurt Sam Brooks Arnie Dylan Gage Moore Jeremy Michael Chandler 'The Pastor' Cyrus Miller