Vidhatri Bandi Ruby Baker Mahesh Achanta Erin Glass Ashwath Bhatt Terence Glass Amber Beattie Rhett Baker David Hayman Uncle Jack Sheila Hancock Alvin Begleiter Kanna Ravi Nancy Ryan Richard Johnson Dave Baker Robert Wisdom Don Cara Horgan Whitey Hayley Gagner Tasha Jim Norton E.B. László Áron Zoe Charlie Baker Mr. Kim Iván Verebély Hannah Béla Fesztbaum Vice Principal László Quitt Ted Ross Mihály Szabados Driving Instructor Julia Papp Cop Taraji P. Henson Deirdre Julia Ormond Officer Jouko Ahola Girl Himanshi Choudhry Mechanic Bill Raymond Traffic Cop Clément Giren Grace Avery Baker (uncredited) Peter Dinklage Winston / Toxie, the Hero Jacob Tremblay Wade, the Kid Taylour Paige J.J. Doherty, the Wild Card Julia Davis Kissy Sturnevan, his Associate Jonny Coyne Thad Barkabus, the Big Boss Elijah Wood Fritz Garbinger, his Creepy Brother Kevin Bacon Bob Garbinger, the Villain David Yow Guthrie Stockins, the Wise Hobo Sarah Niles Mayor Togar Shaun Dooley Mel Ferd, the Crusading Reporter Luisa Guerreiro Toxie, the Bod Annette Badland Daisy, the Shopkeeper Sunil Patel Dr. Walla, who means well Margo Cargill Agent Sarah Weatherwax, aka Sneaky Cheetah Rebecca O'Mara Shelly, dearly missed Macon Blair Dennis, the Noisy Slob Lloyd Kaufman Lloyd, the Hospital Grump Spencer Wilding Monster Garbinger, his Imperfect Self / Him Under the Hood, mysterious guitar Kitodar Todorov Kupp, a Science Geek Sophia Vassili Sawser, another Geek Konstantin Ikonomov Wally, the Butler