Based on a story by Sumner Arthur Long. Starring June Lockhart, Hugh Reilly, and Jon Provost. Lassie and her master Timmy are swept away from home by a runaway helium balloon. After they land in the Canadian wilderness, they learn to rely on each other through peril and adventure. Public domain film.
Registered DCMP members can also access this title for free at the following URL:

Category: Lassie