Casy ( a Golden Retriever) and his human friend Greg ( an explorer ) go on an expedition to Antarctica. On the ship, they meet Mr. Dibbs, a very wise and well traveled Eskimo penguin. He offers his services as a guide to Casy and Greg. When they arrive, they are greeted by Captain Waddle, a Chinstrap penguin. Captain Waddle introduces them to all the unique beauty of this frozen continent and the animals that make it their home.