Taylor Swift Her, later on Director, Actor, Screenwriter Sadie Sink Her Actor Dylan O'Brien Him Actor Shawn Levy Actor Sophie Levy Actor Charlie Levy Actor Colette Levy Actor Tess Levy Actor Jalil Reddick Literary Fan Actor Mitchell Sink Actor Jake Lyon Actor Saul Germaine Producer Rina Yang Cinematographer Ted Guard Film Editing Ethan Tobman Production Design Mila Khalevich Set Decoration Joseph Cassell Costume Design