Special Guest Stars Tom Bosley as Jack Flaherty Guest Stars Albert Paulsen as Dr. James Verhyden Kathie Browne as Lt. Irene Lamont John Hoyt as Dr. Beckwith Frank Marth as Colonel Brody Co Starring Margaret Avery as Ruth Van Galen Lew Brown as 1st Detective Greg Finley as Dr. Phillips Keith Walker as 1st Reporter Frank Campanella as Ted Chapman Tom Moses as Dr. Gordon Cliff Norton as Arnie Wisemore Bill Deiz as 2nd Reporter Uncredited Andrew J. Robinson as Shipping Clerk Craig R. Baxley as The Creature Paul Baxley as Lawrence Earl Coogan Kelly Wilder as Receptionist
