1958-04-30 - 0001 - Mystery Island
1958-05-02 - 0002 - Whispering Voices
1958-05-07 - 0003 - Counterspies
1958-05-09 - 0004 - The Launching Bay
1958-05-14 - 0005 - Late Night Rendez-vous
1958-05-16 - 0006 - Zero Hour
1958-05-21 - 0007 - The Spy
1958-05-23 - 0008 - Moon Messenger