* 58/04/30 1 Mystery Island * 58/05/02 2 Whispering Voices * 58/05/07 3 Counterspies * 58/05/09 4 The Launching Bay * 58/05/14 5 Late Night Rendez-vous * 58/05/16 6 Zero Hour * 58/05/21 7 The Spy * 58/05/23 8 Moon Messenger