Pancho, the Fastest Paw in the West (television) Television show; aired on February 2, 1969. A runaway orphan and his Chesapeake Bay retriever in 1880 are helped by an itinerant peddlar, and they help him when his horses are stolen. Stars Armando Islas, Frank Keith, Albert Hachmeister. Based on the book by Bruce Grant. Narrated by Rex Allen.