
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