Guest Stars Cara Buono as Karen Wheeler Joe Chrest as Ted Wheeler Jamie Campbell Bower as Henry Creel / Vecna Catherine Curtin as Claudia Henderson Amybeth McNulty as Vickie Dunne Joseph Quinn as Eddie Munson Mason Dye as Jason Carver Eduardo Franco as Argyle Myles Truitt as Patrick McKinney Martie Blair as Young Eleven Tristan Spohn as Two Christian Ganiere as Ten Elodie Grace Orkin as Angela Gabriella Pizzolo as Suzie Bingham Logan Riley Bruner as Fred Benson Grace Van Dien as Chrissy Cunningham Co Starring Tinsley Price as Holly Wheeler Clayton Royal Johnson as Andy Jennifer Marshall as Susan Hargrove Hunter Romanillos as Chance David Alexander Kaplan as Twelve Morgan Gao as Three Hendrix Kate Yancey as Thirteen Lana Jean Turner as Seven Sparrow Nicole as Four Chloe Adona as Nine Jeremiah Friedlander as Fourteen Ethan Green as Sixteen Oliver Green as Seventeen Jessica Arden Napier as Five Olivia Sembra as Eighteen Bentley Williams as Fifteen De'Jon Watts as Six Jayden Griffin as Freshman Teammate Logan Allen as Jake Samuel Salary as Stern Orderly Gabriella Surodjawan as Mean Girl Alex Wagenman as Mean Boy Regina Ting Chen as Counselor Kelley Gwydion Lashlee-Walton as Gareth Trey Best as Jeff Candice Rose as Chrissy's Mom Christopher Strand as Chrissy's Dad Grant Goodman as Freak #1 Scout Hamrick as Candace Elise Falanga as Lenora Neighbor Laura Niemi as Mrs. Gracey Brook Sill as Brenda Elizabeth Becka as Dr. Ellis Shawnee Pourier as Cute Girl Julia Reilly as Tammy Thompson Todd d'Amour as Coach Anna Grace Davidson as Drama Kid Hayley Baron as Friendly Girl #2 Lucinda Marker as Math Teacher Gregory Konow as Announcer Sophie Elizabeth Gonzalez as Art Kid Nicholas Azarian as Kid in Goggles Tristan Peters as Chess Kid #2 Maximo Salas as Wrestler Teen David Gibson as Friendly Mailman Abigail R. Townsend as Friendly Girl Shane Donovan Lewis as Math Kid Haroon Khan as Chess Kid
