Thunderbirds

Season 1 · Episode 21 — The Duchess Assignment

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Episode1. Trapped in the Sky2. Pit of Peril3. The Perils of Penelope4. Terror in New York City5. Edge of Impact6. Day of Disaster7. 30 Minutes After Noon8. Desperate Intruder9. End of the Road10. The Uninvited11. Sun Probe12. Operation Crash-Dive13. Vault of Death14. The Mighty Atom15. City of Fire16. The Imposters17. The Man from M.I.518. Cry Wolf19. Danger at Ocean Deep20. Move – And You're Dead21. The Duchess Assignment22. Brink of Disaster23. Attack of the Alligators!24. Martian Invasion25. The Cham-Cham26. Security Hazard

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