The year is 2065. The location is a secret island base. The Tracy family run International Rescue - a top secret organization whose ongoing mission is to aid humanity. With the support of five incredible THUNDERBIRDS craft, the London agent Lady Penelope Creighton-Ward, her butler and ex safe-cracker Parker and genius Brains, the Tracy family battle the forces of evil.
THE BRINK OF DISASTER. Crooked tycoon Warren Grafton invites Jeff, Brains and Tin-Tin for a ride on the monorail he has built but they find themselves speeding towards a broken track with no way of stopping.
PERILS OF PENELOPE. Professor Borender, an important scientist and Lady Penelope are both abducted. The dastardly captors tie Penelope to a railway line to force the scientist into revealing his secrets.
TERROR IN NEW YORK. A TV reporter and a cameraman are trapped when the Empire State Building collapses. Can Gordon in Thunderbird 4, helped by Brains, save them in time.
END OF THE ROAD. Eddie Houseman, a Tracy family friend, is left stranded on a cliff after a demolition operation goes wrong. The Tracy boys have to save him.