Episodes
1. Trapped in the Sky
2. Pit of Peril
3. The Perils of Penelope
4. Terror in New York City
5. Edge of Impact
6. Day of Disaster
7. 30 Minutes After Noon
8. Desperate Intruder
9. End of the Road
10. The Uninvited
11. Sun Probe
12. Operation Crash-Dive
13. Vault of Death
14. The Mighty Atom
15. City of Fire
16. The Imposters
17. The Man from M.I.5
18. Cry Wolf
19. Danger at Ocean Deep
20. Move – And You're Dead
21. The Duchess Assignment