James McAvoy Patricia / Dennis / Hedwig / The Beast / Barry / Heinrich / Jade / Ian / Mary Reynolds / Norma / Jalin / Kat / B.T. / Kevin Wendell Crumb / Mr. Pritchard / Felida / Luke / Goddard / Samuel / Polly Bruce Willis David Dunn / The Overseer Samuel L. Jackson Elijah Price / Mr. Glass Anya Taylor-Joy Casey Cooke Sarah Paulson Dr. Ellie Staple Spencer Treat Clark Joseph Dunn Charlayne Woodard Mrs. Price Luke Kirby Pierce Adam David Thompson Daryl M. Night Shyamalan Jai, Security Guard Shannon Destiny Ryan Cheerleading Girl Diana Silvers Cheerleading Girl Nina Wisner Cheerleading Girl Kyli Zion Cheerleading Girl Serge Didenko Ronald, Powerful Young Man Rosemary Howard Penelope Crumb Bryan McElroy Clarence Crumb Owen Vitullo Young Kevin Leslie Stefanson Woman on Train Bostin Christopher Comic Book Counter Guy Brian Anthony Wilson Security Guard in Car