Togo

Togo is a movie starring Willem Dafoe, Julianne Nicholson, and Christopher Heyerdahl. The story of the sled dog, Togo, who led the 1925 serum run, but was considered by most to be too small and weak to lead such an intense race.
The untold true story set in the winter of 1925 that takes you across the treacherous terrain of the Alaskan tundra for an exhilarating and uplifting adventure that will test the strength, courage and determination of one man, Leonhard Seppala, and his lead sled dog, Togo.