Leigh Janiak Director, Screenwriter, Executive Producer Kiana Madeira Deena Actor Olivia Welch Samantha Fraser Actor Benjamin Flores Jr. Josh Actor Gillian Jacobs C. Berman Actor Fred Hechinger Simon Actor Ashley Zukerman Sheriff Nick Goode Actor Sadie Sink Ziggy Berman Actor Charlene Amoia Rachel Thompson Actor Emily Brobst Billy Barker Actor Emily Rudd Cindy Berman Actor Julia Rehwald Kate Actor Maya Hawke Heather Actor Darrell Britt-Gibson Martin Actor Jordana Spiro Mrs. Lane Actor Jordyn DiNatale Ruby Lane Actor Phil Graziadei Screenwriter Peter Chernin Producer David Ready Producer Jenno Topping Producer Kori Adelson Executive Producer Yvonne M. Bernard Executive Producer Timothy M. Bourne Executive Producer Caleb Heymann Cinematographer Rachel Goodlett Katz Film Editing Marco Beltrami Original Music Scott Kuzio Production Design Sean Brennan Art Director Jess Royal Set Decoration Amanda Ford Costume Design Carmen Cuba Casting