E1
Secretly, Tracy Island is the headquarters of the International Rescue organisation!
E2
A sabotaged uranium plant explodes in a blazing inferno! Mountaineers in the Himalayas are mysteriously disappearing! What's the connection?
E3
When stately homes across England are robbed of their most precious jewel collections, Jeff Tracy realises Lady Penelope's Creighton-Ward Manor may be next.