Mandy PatinkinMr. Tushman Danielle Rose RussellMiranda Mark DozlawTeenage Doctor Jennifer MarchNeonatologist J. Douglas StewartDarth Sidious Joseph GordonDodgeball Player Ben ImmanuelMr. Davenport Jason McKinnonSchool Photographer Michael Alan HealyChewbacca Nicole OliverJack Will's Mom Emily DelahuntyXimena Chin Rachel HaywardMiranda's Mom Callahan BrebnerGuy on Bus Caleb GordonOur Town Player Grayson Maxwell GurnseyOur Town Player Emily GiannozioOur Town Player Haley GoldinOur Town Player Maccie Margaret ChboskyVia (Age 4) Victoria V. CruzScience Fair Judge Yan-Kay Crystal LoweJulian's Mom Jason TremblayCamp Counsellor Brayden SnowClassmate (uncredited) Andre RobinsonSchool Kid (uncredited) Alyssa AndronykSchool Kid (uncredited) Wilson ChiengSimon Stimson (uncredited) Dallas SnowClassmate (uncredited) Justin SnowClassmate (uncredited) Kayzhia SnowClassmate (uncredited) Amber SnowClassmate Parent (uncredited) Elayna SingClassmate (uncredited) Ann EvansParent (uncredited) Abigail FriendDaughter at Coney Island Beach (uncredited) Razvan OrbanBoy in Red (uncredited) Kari StatenParent (uncredited) Stephen ChboskyDirector / Screenplay R.J. PalacioNovel / Executive Producer Michael BeuggExecutive Producer Robert KesselExecutive Producer Long QiuyunExecutive Producer Jeff SkollExecutive Producer Alexander YoungExecutive Producer Kalina IvanovProduction Design Kendelle ElliottArt Direction Shannon GottliebSet Decoration Don BurgessDirector Of Photography Michael BurgessSecond Unit Director Of Photography Monique PrudhommeCostume Design Ailsa MacmillanKey Hair Stylist Luisa DalmagroCostume Coordinator Robert A. PandiniHair Department Head Naomi BakstadMakeup Department Head Aimee MacabeoHair Supervisor Alison FraserAssistant Costume Designer Megan HarknessKey Makeup Artist Arjen TuitenMakeup Designer Susan LambieScript Supervisor Stephanie MooreScript Coordinator Soren MiltichSecond Assistant Director William KruzykowskiFirst Assistant Editor Marcelo ZarvosOriginal Music Composer Kevin ZimmermanSound Editor Perry RobertsonSupervising Sound Editor Michael LederBoom Operator Scott SandersSupervising Sound Editor Jessica Aquila CymermanCasting Assistant Katherine McArdleCasting Assistant Iain BelcherCasting Assistant Mylan StepanovichProduction Manager John StewartVisual Effects Supervisor 
