
THE CAST: Richard Harris, Sophia Loren, Martin Sheen, and Ava Gardner.
THE DOG: A basset hound named Iago, which belongs to Ava Gardner
THE PLOT: The dog is one of the first passengers on board a train who is exposed to a terribly infectious disease. In efforts to evacuate Patient Zero, only the dog ends up being evacuated.
DOES THE DOG DIE? (Highlight following text to read the spoiler). No! The dog seems near to entering a coma but miraculously recovers. The doctor monitoring the dog realizes the disease is not necessarily deadly.
DO PEOPLE DIE? Yes, a great many.