Guest Stars Walter Burke as Recruiter Neil Hamilton as General Hilary J. Clarke Richard Dawson as Oliver Fair Len Lesser as Worker / GIA Agent William Douglas as Henry Castle Don Gordon as Luis D. Spain George Macready as Gov. Lawrence K. Hillmond John Graham as Supervisor Tony Mordente as Genero Planetta Dee Hartford as Mrs. Clarke Chris Warfield as Johnny Uncredited Bob Johnson voices Invisible Vic Perrin voices GIA Chief
