Guest Stars Mary Benoit as Mrs. Heresford Ted Knight as Dr. Benjamin Furst Karl Swenson as Frederick St. John Robert Brubaker as Govt. Agent. Barber Eleanor Audley as Mrs. Dubois Jimmy Ames as Mr. Dewar Carol Byron as Patricia Patricia Donahue as Ursula Heft Warner Jones as Agent Edna Ryan as Mrs. Jean Furst Uncredited Joe Scott as Joe Oliver Cross as Restaurant Patron Alex Sharp as George