Episode 1
Secretly, Tracy Island is the headquarters of the International Rescue organisation!
Episode 2
A sabotaged uranium plant explodes in a blazing inferno! Mountaineers in the Himalayas are mysteriously disappearing! What's the connection?
Episode 3
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.
