eenager Angus adopts a stray dog and names him Yellow. Several days later, while travelling along the coast of British Columbia with Angus's father, John, the boy and dog become stranded when turbulent waters capsize their boat. Angus's parents relentlessly badger rescue teams. Angus, schooled by his father in wilderness survival skills, and assisted by the intelligent Yellow Dog, tries to attract rescuers.

Overview from themoviedb.org