主演：Bart Johnson Corbin Allred Alex Veadov Maclain Nelson Nikita Bogolyubov Shawn Carter Bruce Newbold Rocky Myers Brett Merritt Peggy Matheson Jennifer Erekson Christopher S. Clark Paul Mulder Brit Server
主演：林赛·沃恩 Mitra Najibeth Yosri Lucy Riles Donna Modafferi Linh Iacona Chelsey Lowe Vania Zuniga Mark LeBlanc Brian Calvert Daniel Reese Chisum Joe Johnson Josh White Kioni 'Kentucky' Russell Gallahue
简介： Twelve teams of dogs and their humans compete in an epic adventure across multiple continents