Guest Stars Sharon Acker as Dr. Edwina Hopkins Ricardo Montalban as Nick Grobbo Co Starring Noah Keen as Professor Corcoran Bill Russell as George the Butler Milt Kogan as Man A Gene Dynarski as 1st Agent Walter Woolf King as Curator Ben Frank as Chauffeur Tiger Joe Marsh as Man B Martin Kosleck as 2nd Agent James Gavin as Sentry Don Ross as S.I.A. Agent Kay Peters as The Countess Ann Morell as Lady Barber Sharon Harvey as Lady Cook