A 10-year-old child prodigy cartographer secretly leaves his family's ranch in Montana where he lives with his cowboy father and scientist mother and travels across the country on board a freight train to receive an award at the Smithsonian Institute.
as T.S. Spivet
as Dr. Clair
as G.H. Jibsen
as Father
as Gracie
as Layton
as Roy
as Giant Hobo
as Two Clouds
as Ricky
as Lecturer
as Lecturer
as The vigilant
as Marge
as Policeman
as Cathy
as Smithsonian President
as Judy
as Jibsen's Secretary
as Little Boy
as Towncar Driver
as Reception Waitress
as Reception Waitress
as Smithsonian's Receptionist
as Reception Guest
as Reception Guest
as Reception Guest
as Reception Guest
as Lady at train station
as Waiter
as Photographer
as Perpetual motion machine presenter
as Airport Officer
as Smithsonian Scientist's Date
as Figuration
as Student Butte Museum
