Guest Stars Lee Meriwether as Dr. Ann MacGregor Whit Bissell as Lt. General Heywood Kirk John Zaremba as Dr. Raymond Swain Richard Jaeckel as Sgt. Mueller John Hoyt as Dr. Steinholtz Eduardo Ciannelli as Count Enrico Galba Gunnar Hellstrom as Major Neistadt Nino Candido as Cpl. Benito Mussolini