Guest Stars Jon Pertwee as Luis Silverado Barbara Young as Rita Hu Pryce as Specialist John Bluthal as Tonu Gordon Warnecke as Doctor Harry Bernard Horsfall as Professor Donn Cindy O'Callaghan as Patsy Choy-Ling Man as Minnie Ozzie Yue as Connie Jenny Jay as Juney Paddie O'Neil as Marcella Susie Ann Watkins as Dawn Sheila Bernette as Mrs. Hall Emily Hartley as Emily
