Olivia Wilde Mary Director, Actor, Producer Florence Pugh Alice Actor Harry Styles Jack Actor Gemma Chan Shelley Actor KiKi Layne Margaret Actor Chris Pine Frank Actor Nick Kroll Bill Actor Douglas Smith John Actor Timothy Simons Dean Actor Kate Berlant Peg Actor Katie Silberman Producer, Writer, Screenwriter Miri Yoon Producer Roy Lee Producer Carey Van Dyke Writer, Executive Producer Shane Van Dyke Writer, Executive Producer Richard Brener Executive Producer Catherine Hardwicke Executive Producer Celia Khong Executive Producer Alex G. Scott Executive Producer Matthew Libatique Cinematographer Affonso Gonçalves Film Editing John Powell Original Music Katie Byron Production Design Mary Florence Brown Art Director Rachael Ferrara Set Decoration Arianne Phillips Costume Design Ben Harris Casting Allison Jones Casting