Mike Flanagan Director, Screenwriter, Film Editing John Gallagher Jr. Man Actor Kate Siegel Maddie Actor, Screenwriter Michael Trucco John Actor Samantha Sloyan Sarah Actor Emma Graves Max Actor Jason Blum Producer Trevor Macy Producer Jeanette Volturno Executive Producer Michael J. Fourticq Sr. Executive Producer Kate Lumpkin Executive Producer Couper Samuelson Executive Producer The Newton Brothers Original Music James Kniest Cinematographer Elizabeth Boller Production Design Jaan Childs Set Decoration