Yellowstone Cubs N/A 48 minutes Actor: Rex Allen Release: June 1, 1963 Language: English IMDB Rating: 7.2 Share: Synopsis Two bear cubs, Tuffy and Tubby, are separated from their mother and spend an entire summer romping through Yellowstone National Park. In the meantime, the mother bear follows their trail as she searches for them. For the latest Disney+ news, follow us on Twitter, Facebook, and Instagram. Write a comment Cancel replyYou must be logged in to post a comment.