Sacha Gervasi Director Chloë Grace Moretz Phoebe Actor Ansel Elgort Addison Schacht Actor David Strathairn Theo Schacht Actor Catherine Keener Fiona Actor Terry Kinney Principal Karlstadt Actor Danny Flaherty Noel Actor Victor Williams Mr. Broadus Actor Cory Hardrict D Cash Actor Steven Knight Executive Producer Beth O'Neil Producer Erika Olde Producer Ara Keshishian Producer Bill Johnson Producer Jim Seibel Producer Marc Bienstock Producer Jessica de Rothschild Executive Producer Trevor Duke-Moretz Executive Producer D.J. Gugenheim Executive Producer Mihai Malaimare Jr. Cinematographer Martin Pensa Film Editing David Norland Original Music Curt Beech Production Design Vanessa Knoll Set Decoration Julie Weiss Costume Design Douglas Aibel Casting