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Discovered lying on the side of a road, an auto crash victim turns out to have a fortune in diamonds hidden in his stomach. Following the trail of evidence, Steed and Cathy discover that the estate of a dying philanthropist is slowly and methodically being stolen and smuggled out of the country. First telecast November 17, 1962, "Death of a Great Dane" was written by Roger Marshall and Jeremy Scott. The episode was broadcast in America on February 5, 1991 -- and, some 23 years earlier, was refilmed as the "Mrs. Peel" episode "The 50,000-Pound Breakfast."